Finding the Fourth Proportional to 124,662.89, 172,035.42 and 68,074.27

Step by Step Solution

1. Step 1: Write the proportion equation
   124,662.89 : 172,035.42 = 68,074.27 : x
2. Step 2: Convert to fraction form
   124,662.89/172,035.42 = 68,074.27/x
3. Step 3: Cross multiply
   124,662.89x = 172,035.42 × 68,074.27
4. Step 4: Simplify right side
   124,662.89x = 11,711,185,630.64
5. Step 5: Solve for x
   x = 11,711,185,630.64/124,662.89
6. Step 6: Final answer
   x = 93,942.84