Respuesta :

Answer:

26

Step-by-step explanation:

Let x be the first number

  • the second one is x+1
  • the third one is x+2
  • the sum is : x+ (x+1)+(x+2)= 78
  • so : 3x+3 = 78
  • then : 3x = 75
  • finally x = 25
  • the second larger number is x+1 = 25+1 = 26