Finding the Fourth Proportional to 10,459.31, 14,425.37 and 9,197.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,459.31 : 14,425.37 = 9,197.69 : x
2. Step 2: Convert to fraction form
   10,459.31/14,425.37 = 9,197.69/x
3. Step 3: Cross multiply
   10,459.31x = 14,425.37 × 9,197.69
4. Step 4: Simplify right side
   10,459.31x = 132,680,035.41
5. Step 5: Solve for x
   x = 132,680,035.41/10,459.31
6. Step 6: Final answer
   x = 12,685.35