Finding the Fourth Proportional to 147,493.56, 221,275.88 and 42,311.62

Step by Step Solution

1. Step 1: Write the proportion equation
   147,493.56 : 221,275.88 = 42,311.62 : x
2. Step 2: Convert to fraction form
   147,493.56/221,275.88 = 42,311.62/x
3. Step 3: Cross multiply
   147,493.56x = 221,275.88 × 42,311.62
4. Step 4: Simplify right side
   147,493.56x = 9,362,540,949.73
5. Step 5: Solve for x
   x = 9,362,540,949.73/147,493.56
6. Step 6: Final answer
   x = 63,477.63