Finding the Fourth Proportional to 71,350.27, 98,456.38 and 42,664.19

Step by Step Solution

1. Step 1: Write the proportion equation
   71,350.27 : 98,456.38 = 42,664.19 : x
2. Step 2: Convert to fraction form
   71,350.27/98,456.38 = 42,664.19/x
3. Step 3: Cross multiply
   71,350.27x = 98,456.38 × 42,664.19
4. Step 4: Simplify right side
   71,350.27x = 4,200,561,104.09
5. Step 5: Solve for x
   x = 4,200,561,104.09/71,350.27
6. Step 6: Final answer
   x = 58,872.39