Finding the Fourth Proportional to 105,984.40, 146,258.22 and 60,662.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,984.40 : 146,258.22 = 60,662.56 : x
2. Step 2: Convert to fraction form
   105,984.40/146,258.22 = 60,662.56/x
3. Step 3: Cross multiply
   105,984.40x = 146,258.22 × 60,662.56
4. Step 4: Simplify right side
   105,984.40x = 8,872,398,046.24
5. Step 5: Solve for x
   x = 8,872,398,046.24/105,984.40
6. Step 6: Final answer
   x = 83,714.19