Finding the Fourth Proportional to 22,301.52, 30,783.36 and 16,032.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,301.52 : 30,783.36 = 16,032.12 : x
2. Step 2: Convert to fraction form
   22,301.52/30,783.36 = 16,032.12/x
3. Step 3: Cross multiply
   22,301.52x = 30,783.36 × 16,032.12
4. Step 4: Simplify right side
   22,301.52x = 493,522,521.52
5. Step 5: Solve for x
   x = 493,522,521.52/22,301.52
6. Step 6: Final answer
   x = 22,129.55