Finding the Fourth Proportional to 9,039.35, 12,474.37 and 5,264.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,039.35 : 12,474.37 = 5,264.72 : x
2. Step 2: Convert to fraction form
   9,039.35/12,474.37 = 5,264.72/x
3. Step 3: Cross multiply
   9,039.35x = 12,474.37 × 5,264.72
4. Step 4: Simplify right side
   9,039.35x = 65,674,065.23
5. Step 5: Solve for x
   x = 65,674,065.23/9,039.35
6. Step 6: Final answer
   x = 7,265.35