Finding the Fourth Proportional to 72,414.11, 99,937.37 and 40,151.93

Step by Step Solution

1. Step 1: Write the proportion equation
   72,414.11 : 99,937.37 = 40,151.93 : x
2. Step 2: Convert to fraction form
   72,414.11/99,937.37 = 40,151.93/x
3. Step 3: Cross multiply
   72,414.11x = 99,937.37 × 40,151.93
4. Step 4: Simplify right side
   72,414.11x = 4,012,678,333.71
5. Step 5: Solve for x
   x = 4,012,678,333.71/72,414.11
6. Step 6: Final answer
   x = 55,412.93