Finding the Fourth Proportional to 14,479.50, 21,719.49 and 5,714.34

Step by Step Solution

1. Step 1: Write the proportion equation
   14,479.50 : 21,719.49 = 5,714.34 : x
2. Step 2: Convert to fraction form
   14,479.50/21,719.49 = 5,714.34/x
3. Step 3: Cross multiply
   14,479.50x = 21,719.49 × 5,714.34
4. Step 4: Simplify right side
   14,479.50x = 124,112,550.49
5. Step 5: Solve for x
   x = 124,112,550.49/14,479.50
6. Step 6: Final answer
   x = 8,571.60