Finding the Fourth Proportional to 9,661.25, 14,465.52 and 7,314.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,661.25 : 14,465.52 = 7,314.15 : x
2. Step 2: Convert to fraction form
   9,661.25/14,465.52 = 7,314.15/x
3. Step 3: Cross multiply
   9,661.25x = 14,465.52 × 7,314.15
4. Step 4: Simplify right side
   9,661.25x = 105,802,983.11
5. Step 5: Solve for x
   x = 105,802,983.11/9,661.25
6. Step 6: Final answer
   x = 10,951.28