Finding the Fourth Proportional to 99,219.20, 148,849.31 and 32,663.32

Step by Step Solution

1. Step 1: Write the proportion equation
   99,219.20 : 148,849.31 = 32,663.32 : x
2. Step 2: Convert to fraction form
   99,219.20/148,849.31 = 32,663.32/x
3. Step 3: Cross multiply
   99,219.20x = 148,849.31 × 32,663.32
4. Step 4: Simplify right side
   99,219.20x = 4,861,912,644.31
5. Step 5: Solve for x
   x = 4,861,912,644.31/99,219.20
6. Step 6: Final answer
   x = 49,001.73