Finding the Fourth Proportional to 9,282.48, 12,812.72 and 7,397.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,282.48 : 12,812.72 = 7,397.32 : x
2. Step 2: Convert to fraction form
   9,282.48/12,812.72 = 7,397.32/x
3. Step 3: Cross multiply
   9,282.48x = 12,812.72 × 7,397.32
4. Step 4: Simplify right side
   9,282.48x = 94,779,789.91
5. Step 5: Solve for x
   x = 94,779,789.91/9,282.48
6. Step 6: Final answer
   x = 10,210.61