Finding the Fourth Proportional to 72,397.83, 99,908.94 and 40,566.96

Step by Step Solution

1. Step 1: Write the proportion equation
   72,397.83 : 99,908.94 = 40,566.96 : x
2. Step 2: Convert to fraction form
   72,397.83/99,908.94 = 40,566.96/x
3. Step 3: Cross multiply
   72,397.83x = 99,908.94 × 40,566.96
4. Step 4: Simplify right side
   72,397.83x = 4,053,002,124.75
5. Step 5: Solve for x
   x = 4,053,002,124.75/72,397.83
6. Step 6: Final answer
   x = 55,982.37