Finding the Fourth Proportional to 71,815.35, 99,105.18 and 41,606.51

Step by Step Solution

1. Step 1: Write the proportion equation
   71,815.35 : 99,105.18 = 41,606.51 : x
2. Step 2: Convert to fraction form
   71,815.35/99,105.18 = 41,606.51/x
3. Step 3: Cross multiply
   71,815.35x = 99,105.18 × 41,606.51
4. Step 4: Simplify right side
   71,815.35x = 4,123,420,167.20
5. Step 5: Solve for x
   x = 4,123,420,167.20/71,815.35
6. Step 6: Final answer
   x = 57,416.98