Finding the Fourth Proportional to 72,414.05, 99,925.94 and 40,576.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,414.05 : 99,925.94 = 40,576.82 : x
2. Step 2: Convert to fraction form
   72,414.05/99,925.94 = 40,576.82/x
3. Step 3: Cross multiply
   72,414.05x = 99,925.94 × 40,576.82
4. Step 4: Simplify right side
   72,414.05x = 4,054,676,677.83
5. Step 5: Solve for x
   x = 4,054,676,677.83/72,414.05
6. Step 6: Final answer
   x = 55,992.96