Finding the Fourth Proportional to 9,243.12, 12,756.69 and 5,265.66

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243.12 : 12,756.69 = 5,265.66 : x
2. Step 2: Convert to fraction form
   9,243.12/12,756.69 = 5,265.66/x
3. Step 3: Cross multiply
   9,243.12x = 12,756.69 × 5,265.66
4. Step 4: Simplify right side
   9,243.12x = 67,172,392.27
5. Step 5: Solve for x
   x = 67,172,392.27/9,243.12
6. Step 6: Final answer
   x = 7,267.29