Finding the Fourth Proportional to 14,978.20, 22,470.76 and 4,447.99

Step by Step Solution

1. Step 1: Write the proportion equation
   14,978.20 : 22,470.76 = 4,447.99 : x
2. Step 2: Convert to fraction form
   14,978.20/22,470.76 = 4,447.99/x
3. Step 3: Cross multiply
   14,978.20x = 22,470.76 × 4,447.99
4. Step 4: Simplify right side
   14,978.20x = 99,949,648.48
5. Step 5: Solve for x
   x = 99,949,648.48/14,978.20
6. Step 6: Final answer
   x = 6,673.01