Finding the Fourth Proportional to 160,650.72, 240,957.72 and 42,331.32

Step by Step Solution

1. Step 1: Write the proportion equation
   160,650.72 : 240,957.72 = 42,331.32 : x
2. Step 2: Convert to fraction form
   160,650.72/240,957.72 = 42,331.32/x
3. Step 3: Cross multiply
   160,650.72x = 240,957.72 × 42,331.32
4. Step 4: Simplify right side
   160,650.72x = 10,200,058,351.79
5. Step 5: Solve for x
   x = 10,200,058,351.79/160,650.72
6. Step 6: Final answer
   x = 63,492.14