Finding the Fourth Proportional to 91,704.96, 137,548.22 and 25,151.78

Step by Step Solution

1. Step 1: Write the proportion equation
   91,704.96 : 137,548.22 = 25,151.78 : x
2. Step 2: Convert to fraction form
   91,704.96/137,548.22 = 25,151.78/x
3. Step 3: Cross multiply
   91,704.96x = 137,548.22 × 25,151.78
4. Step 4: Simplify right side
   91,704.96x = 3,459,582,568.83
5. Step 5: Solve for x
   x = 3,459,582,568.83/91,704.96
6. Step 6: Final answer
   x = 37,725.14