Finding the Fourth Proportional to 16,114.32, 22,239.36 and 10,820.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,114.32 : 22,239.36 = 10,820.16 : x
2. Step 2: Convert to fraction form
   16,114.32/22,239.36 = 10,820.16/x
3. Step 3: Cross multiply
   16,114.32x = 22,239.36 × 10,820.16
4. Step 4: Simplify right side
   16,114.32x = 240,633,433.50
5. Step 5: Solve for x
   x = 240,633,433.50/16,114.32
6. Step 6: Final answer
   x = 14,932.89