Finding the Fourth Proportional to 9,040.52, 12,475.52 and 5,263.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.52 : 12,475.52 = 5,263.79 : x
2. Step 2: Convert to fraction form
   9,040.52/12,475.52 = 5,263.79/x
3. Step 3: Cross multiply
   9,040.52x = 12,475.52 × 5,263.79
4. Step 4: Simplify right side
   9,040.52x = 65,668,491.10
5. Step 5: Solve for x
   x = 65,668,491.10/9,040.52
6. Step 6: Final answer
   x = 7,263.80