Finding the Fourth Proportional to 22,006.52, 30,329.34 and 16,028.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,006.52 : 30,329.34 = 16,028.72 : x
2. Step 2: Convert to fraction form
   22,006.52/30,329.34 = 16,028.72/x
3. Step 3: Cross multiply
   22,006.52x = 30,329.34 × 16,028.72
4. Step 4: Simplify right side
   22,006.52x = 486,140,498.64
5. Step 5: Solve for x
   x = 486,140,498.64/22,006.52
6. Step 6: Final answer
   x = 22,090.75