Finding the Fourth Proportional to 9,526.64, 13,152.60 and 7,545.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,526.64 : 13,152.60 = 7,545.20 : x
2. Step 2: Convert to fraction form
   9,526.64/13,152.60 = 7,545.20/x
3. Step 3: Cross multiply
   9,526.64x = 13,152.60 × 7,545.20
4. Step 4: Simplify right side
   9,526.64x = 99,238,997.52
5. Step 5: Solve for x
   x = 99,238,997.52/9,526.64
6. Step 6: Final answer
   x = 10,417.00