Finding the Fourth Proportional to 72,077.86, 99,463.15 and 41,861.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,077.86 : 99,463.15 = 41,861.10 : x
2. Step 2: Convert to fraction form
   72,077.86/99,463.15 = 41,861.10/x
3. Step 3: Cross multiply
   72,077.86x = 99,463.15 × 41,861.10
4. Step 4: Simplify right side
   72,077.86x = 4,163,636,868.47
5. Step 5: Solve for x
   x = 4,163,636,868.47/72,077.86
6. Step 6: Final answer
   x = 57,765.82