Finding the Fourth Proportional to 9,275.86, 12,816.88 and 7,302.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,275.86 : 12,816.88 = 7,302.10 : x
2. Step 2: Convert to fraction form
   9,275.86/12,816.88 = 7,302.10/x
3. Step 3: Cross multiply
   9,275.86x = 12,816.88 × 7,302.10
4. Step 4: Simplify right side
   9,275.86x = 93,590,139.45
5. Step 5: Solve for x
   x = 93,590,139.45/9,275.86
6. Step 6: Final answer
   x = 10,089.65