Finding the Fourth Proportional to 132,565.50, 182,940.42 and 72,949.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,565.50 : 182,940.42 = 72,949.50 : x
2. Step 2: Convert to fraction form
   132,565.50/182,940.42 = 72,949.50/x
3. Step 3: Cross multiply
   132,565.50x = 182,940.42 × 72,949.50
4. Step 4: Simplify right side
   132,565.50x = 13,345,412,168.79
5. Step 5: Solve for x
   x = 13,345,412,168.79/132,565.50
6. Step 6: Final answer
   x = 100,670.33