Finding the Fourth Proportional to 80,354.92, 120,586.83 and 32,978.56

Step by Step Solution

1. Step 1: Write the proportion equation
   80,354.92 : 120,586.83 = 32,978.56 : x
2. Step 2: Convert to fraction form
   80,354.92/120,586.83 = 32,978.56/x
3. Step 3: Cross multiply
   80,354.92x = 120,586.83 × 32,978.56
4. Step 4: Simplify right side
   80,354.92x = 3,976,780,008.36
5. Step 5: Solve for x
   x = 3,976,780,008.36/80,354.92
6. Step 6: Final answer
   x = 49,490.19