Finding the Fourth Proportional to 9,525.72, 13,145.22 and 5,276.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,525.72 : 13,145.22 = 5,276.62 : x
2. Step 2: Convert to fraction form
   9,525.72/13,145.22 = 5,276.62/x
3. Step 3: Cross multiply
   9,525.72x = 13,145.22 × 5,276.62
4. Step 4: Simplify right side
   9,525.72x = 69,362,330.76
5. Step 5: Solve for x
   x = 69,362,330.76/9,525.72
6. Step 6: Final answer
   x = 7,281.58