Finding the Fourth Proportional to 91,892.22, 137,892.50 and 38,593.55

Step by Step Solution

1. Step 1: Write the proportion equation
   91,892.22 : 137,892.50 = 38,593.55 : x
2. Step 2: Convert to fraction form
   91,892.22/137,892.50 = 38,593.55/x
3. Step 3: Cross multiply
   91,892.22x = 137,892.50 × 38,593.55
4. Step 4: Simplify right side
   91,892.22x = 5,321,760,900.41
5. Step 5: Solve for x
   x = 5,321,760,900.41/91,892.22
6. Step 6: Final answer
   x = 57,913.07