Finding the Fourth Proportional to 132,892.52, 183,390.32 and 72,463

Step by Step Solution

1. Step 1: Write the proportion equation
   132,892.52 : 183,390.32 = 72,463 : x
2. Step 2: Convert to fraction form
   132,892.52/183,390.32 = 72,463/x
3. Step 3: Cross multiply
   132,892.52x = 183,390.32 × 72,463
4. Step 4: Simplify right side
   132,892.52x = 13,289,012,758.16
5. Step 5: Solve for x
   x = 13,289,012,758.16/132,892.52
6. Step 6: Final answer
   x = 99,998.20