Finding the Fourth Proportional to 9,465.30, 13,062.15 and 5,488.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,465.30 : 13,062.15 = 5,488.76 : x
2. Step 2: Convert to fraction form
   9,465.30/13,062.15 = 5,488.76/x
3. Step 3: Cross multiply
   9,465.30x = 13,062.15 × 5,488.76
4. Step 4: Simplify right side
   9,465.30x = 71,694,941.12
5. Step 5: Solve for x
   x = 71,694,941.12/9,465.30
6. Step 6: Final answer
   x = 7,574.50