Finding the Fourth Proportional to 8,902.52, 12,281.30 and 5,759.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,902.52 : 12,281.30 = 5,759.72 : x
2. Step 2: Convert to fraction form
   8,902.52/12,281.30 = 5,759.72/x
3. Step 3: Cross multiply
   8,902.52x = 12,281.30 × 5,759.72
4. Step 4: Simplify right side
   8,902.52x = 70,736,849.24
5. Step 5: Solve for x
   x = 70,736,849.24/8,902.52
6. Step 6: Final answer
   x = 7,945.71