Finding the Fourth Proportional to 9,469.68, 13,066.96 and 5,490.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,469.68 : 13,066.96 = 5,490.24 : x
2. Step 2: Convert to fraction form
   9,469.68/13,066.96 = 5,490.24/x
3. Step 3: Cross multiply
   9,469.68x = 13,066.96 × 5,490.24
4. Step 4: Simplify right side
   9,469.68x = 71,740,746.47
5. Step 5: Solve for x
   x = 71,740,746.47/9,469.68
6. Step 6: Final answer
   x = 7,575.84