Finding the Fourth Proportional to 9,651.25, 13,320.57 and 5,459.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,651.25 : 13,320.57 = 5,459.50 : x
2. Step 2: Convert to fraction form
   9,651.25/13,320.57 = 5,459.50/x
3. Step 3: Cross multiply
   9,651.25x = 13,320.57 × 5,459.50
4. Step 4: Simplify right side
   9,651.25x = 72,723,651.92
5. Step 5: Solve for x
   x = 72,723,651.92/9,651.25
6. Step 6: Final answer
   x = 7,535.15