Finding the Fourth Proportional to 10,459.56, 14,425.71 and 9,197.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,459.56 : 14,425.71 = 9,197.94 : x
2. Step 2: Convert to fraction form
   10,459.56/14,425.71 = 9,197.94/x
3. Step 3: Cross multiply
   10,459.56x = 14,425.71 × 9,197.94
4. Step 4: Simplify right side
   10,459.56x = 132,686,815.04
5. Step 5: Solve for x
   x = 132,686,815.04/10,459.56
6. Step 6: Final answer
   x = 12,685.70