Finding the Fourth Proportional to 98,057.69, 146,957.31 and 38,861.09

Step by Step Solution

1. Step 1: Write the proportion equation
   98,057.69 : 146,957.31 = 38,861.09 : x
2. Step 2: Convert to fraction form
   98,057.69/146,957.31 = 38,861.09/x
3. Step 3: Cross multiply
   98,057.69x = 146,957.31 × 38,861.09
4. Step 4: Simplify right side
   98,057.69x = 5,710,920,515.28
5. Step 5: Solve for x
   x = 5,710,920,515.28/98,057.69
6. Step 6: Final answer
   x = 58,240.42