Finding the Fourth Proportional to 80,635.98, 120,978.45 and 32,579.94

Step by Step Solution

1. Step 1: Write the proportion equation
   80,635.98 : 120,978.45 = 32,579.94 : x
2. Step 2: Convert to fraction form
   80,635.98/120,978.45 = 32,579.94/x
3. Step 3: Cross multiply
   80,635.98x = 120,978.45 × 32,579.94
4. Step 4: Simplify right side
   80,635.98x = 3,941,470,642.29
5. Step 5: Solve for x
   x = 3,941,470,642.29/80,635.98
6. Step 6: Final answer
   x = 48,879.80