Finding the Fourth Proportional to 9,529.47, 13,149.81 and 5,549.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,529.47 : 13,149.81 = 5,549.13 : x
2. Step 2: Convert to fraction form
   9,529.47/13,149.81 = 5,549.13/x
3. Step 3: Cross multiply
   9,529.47x = 13,149.81 × 5,549.13
4. Step 4: Simplify right side
   9,529.47x = 72,970,005.17
5. Step 5: Solve for x
   x = 72,970,005.17/9,529.47
6. Step 6: Final answer
   x = 7,657.30