Finding the Fourth Proportional to 9,478.08, 13,079.52 and 5,499.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,478.08 : 13,079.52 = 5,499.52 : x
2. Step 2: Convert to fraction form
   9,478.08/13,079.52 = 5,499.52/x
3. Step 3: Cross multiply
   9,478.08x = 13,079.52 × 5,499.52
4. Step 4: Simplify right side
   9,478.08x = 71,931,081.83
5. Step 5: Solve for x
   x = 71,931,081.83/9,478.08
6. Step 6: Final answer
   x = 7,589.20