Finding the Fourth Proportional to 9,243.89, 12,753.45 and 5,262.18

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243.89 : 12,753.45 = 5,262.18 : x
2. Step 2: Convert to fraction form
   9,243.89/12,753.45 = 5,262.18/x
3. Step 3: Cross multiply
   9,243.89x = 12,753.45 × 5,262.18
4. Step 4: Simplify right side
   9,243.89x = 67,110,973.43
5. Step 5: Solve for x
   x = 67,110,973.43/9,243.89
6. Step 6: Final answer
   x = 7,260.04