Finding the Fourth Proportional to 72,757.29, 100,404.02 and 40,926.18

Step by Step Solution

1. Step 1: Write the proportion equation
   72,757.29 : 100,404.02 = 40,926.18 : x
2. Step 2: Convert to fraction form
   72,757.29/100,404.02 = 40,926.18/x
3. Step 3: Cross multiply
   72,757.29x = 100,404.02 × 40,926.18
4. Step 4: Simplify right side
   72,757.29x = 4,109,152,790.61
5. Step 5: Solve for x
   x = 4,109,152,790.61/72,757.29
6. Step 6: Final answer
   x = 56,477.54