Finding the Fourth Proportional to 132,380.78, 182,687.32 and 71,951.40

Step by Step Solution

1. Step 1: Write the proportion equation
   132,380.78 : 182,687.32 = 71,951.40 : x
2. Step 2: Convert to fraction form
   132,380.78/182,687.32 = 71,951.40/x
3. Step 3: Cross multiply
   132,380.78x = 182,687.32 × 71,951.40
4. Step 4: Simplify right side
   132,380.78x = 13,144,608,436.25
5. Step 5: Solve for x
   x = 13,144,608,436.25/132,380.78
6. Step 6: Final answer
   x = 99,293.94