Finding the Fourth Proportional to 9,458.76, 13,053.10 and 5,480.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,458.76 : 13,053.10 = 5,480.10 : x
2. Step 2: Convert to fraction form
   9,458.76/13,053.10 = 5,480.10/x
3. Step 3: Cross multiply
   9,458.76x = 13,053.10 × 5,480.10
4. Step 4: Simplify right side
   9,458.76x = 71,532,293.31
5. Step 5: Solve for x
   x = 71,532,293.31/9,458.76
6. Step 6: Final answer
   x = 7,562.54