Finding the Fourth Proportional to 9,240.96, 12,751.05 and 5,262.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,240.96 : 12,751.05 = 5,262.15 : x
2. Step 2: Convert to fraction form
   9,240.96/12,751.05 = 5,262.15/x
3. Step 3: Cross multiply
   9,240.96x = 12,751.05 × 5,262.15
4. Step 4: Simplify right side
   9,240.96x = 67,097,937.76
5. Step 5: Solve for x
   x = 67,097,937.76/9,240.96
6. Step 6: Final answer
   x = 7,260.93