Finding the Fourth Proportional to 124,674.65, 172,048.61 and 68,086.43

Step by Step Solution

1. Step 1: Write the proportion equation
   124,674.65 : 172,048.61 = 68,086.43 : x
2. Step 2: Convert to fraction form
   124,674.65/172,048.61 = 68,086.43/x
3. Step 3: Cross multiply
   124,674.65x = 172,048.61 × 68,086.43
4. Step 4: Simplify right side
   124,674.65x = 11,714,174,951.34
5. Step 5: Solve for x
   x = 11,714,174,951.34/124,674.65
6. Step 6: Final answer
   x = 93,957.96