Finding the Fourth Proportional to 16,463.25, 22,719.29 and 9,389.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,463.25 : 22,719.29 = 9,389.52 : x
2. Step 2: Convert to fraction form
   16,463.25/22,719.29 = 9,389.52/x
3. Step 3: Cross multiply
   16,463.25x = 22,719.29 × 9,389.52
4. Step 4: Simplify right side
   16,463.25x = 213,323,180.89
5. Step 5: Solve for x
   x = 213,323,180.89/16,463.25
6. Step 6: Final answer
   x = 12,957.54