Finding the Fourth Proportional to 16,757.31, 23,124.69 and 9,203.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,757.31 : 23,124.69 = 9,203.62 : x
2. Step 2: Convert to fraction form
   16,757.31/23,124.69 = 9,203.62/x
3. Step 3: Cross multiply
   16,757.31x = 23,124.69 × 9,203.62
4. Step 4: Simplify right side
   16,757.31x = 212,830,801.57
5. Step 5: Solve for x
   x = 212,830,801.57/16,757.31
6. Step 6: Final answer
   x = 12,700.77