Finding the Fourth Proportional to 71,815.94, 99,102.20 and 41,187.46

Step by Step Solution

1. Step 1: Write the proportion equation
   71,815.94 : 99,102.20 = 41,187.46 : x
2. Step 2: Convert to fraction form
   71,815.94/99,102.20 = 41,187.46/x
3. Step 3: Cross multiply
   71,815.94x = 99,102.20 × 41,187.46
4. Step 4: Simplify right side
   71,815.94x = 4,081,767,600.69
5. Step 5: Solve for x
   x = 4,081,767,600.69/71,815.94
6. Step 6: Final answer
   x = 56,836.51