Finding the Fourth Proportional to 16,032.47, 22,117.83 and 10,728.99

Step by Step Solution

1. Step 1: Write the proportion equation
   16,032.47 : 22,117.83 = 10,728.99 : x
2. Step 2: Convert to fraction form
   16,032.47/22,117.83 = 10,728.99/x
3. Step 3: Cross multiply
   16,032.47x = 22,117.83 × 10,728.99
4. Step 4: Simplify right side
   16,032.47x = 237,301,976.89
5. Step 5: Solve for x
   x = 237,301,976.89/16,032.47
6. Step 6: Final answer
   x = 14,801.34