Finding the Fourth Proportional to 71,685.31, 98,914.89 and 41,053.64

Step by Step Solution

1. Step 1: Write the proportion equation
   71,685.31 : 98,914.89 = 41,053.64 : x
2. Step 2: Convert to fraction form
   71,685.31/98,914.89 = 41,053.64/x
3. Step 3: Cross multiply
   71,685.31x = 98,914.89 × 41,053.64
4. Step 4: Simplify right side
   71,685.31x = 4,060,816,284.70
5. Step 5: Solve for x
   x = 4,060,816,284.70/71,685.31
6. Step 6: Final answer
   x = 56,647.82