Finding the Fourth Proportional to 91,618.88, 137,432.46 and 25,057.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,618.88 : 137,432.46 = 25,057.52 : x
2. Step 2: Convert to fraction form
   91,618.88/137,432.46 = 25,057.52/x
3. Step 3: Cross multiply
   91,618.88x = 137,432.46 × 25,057.52
4. Step 4: Simplify right side
   91,618.88x = 3,443,716,615.10
5. Step 5: Solve for x
   x = 3,443,716,615.10/91,618.88
6. Step 6: Final answer
   x = 37,587.41