Finding the Fourth Proportional to 9,577.52, 13,217.48 and 5,386.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,577.52 : 13,217.48 = 5,386.04 : x
2. Step 2: Convert to fraction form
   9,577.52/13,217.48 = 5,386.04/x
3. Step 3: Cross multiply
   9,577.52x = 13,217.48 × 5,386.04
4. Step 4: Simplify right side
   9,577.52x = 71,189,875.98
5. Step 5: Solve for x
   x = 71,189,875.98/9,577.52
6. Step 6: Final answer
   x = 7,433.02