Finding the Fourth Proportional to 9,451.47, 13,041.72 and 5,471.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,451.47 : 13,041.72 = 5,471.13 : x
2. Step 2: Convert to fraction form
   9,451.47/13,041.72 = 5,471.13/x
3. Step 3: Cross multiply
   9,451.47x = 13,041.72 × 5,471.13
4. Step 4: Simplify right side
   9,451.47x = 71,352,945.54
5. Step 5: Solve for x
   x = 71,352,945.54/9,451.47
6. Step 6: Final answer
   x = 7,549.40