Finding the Fourth Proportional to 132,597.59, 182,986.17 and 72,168.62

Step by Step Solution

1. Step 1: Write the proportion equation
   132,597.59 : 182,986.17 = 72,168.62 : x
2. Step 2: Convert to fraction form
   132,597.59/182,986.17 = 72,168.62/x
3. Step 3: Cross multiply
   132,597.59x = 182,986.17 × 72,168.62
4. Step 4: Simplify right side
   132,597.59x = 13,205,859,367.99
5. Step 5: Solve for x
   x = 13,205,859,367.99/132,597.59
6. Step 6: Final answer
   x = 99,593.51