Finding the Fourth Proportional to 9,659.62, 13,329.16 and 5,410.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659.62 : 13,329.16 = 5,410.08 : x
2. Step 2: Convert to fraction form
   9,659.62/13,329.16 = 5,410.08/x
3. Step 3: Cross multiply
   9,659.62x = 13,329.16 × 5,410.08
4. Step 4: Simplify right side
   9,659.62x = 72,111,821.93
5. Step 5: Solve for x
   x = 72,111,821.93/9,659.62
6. Step 6: Final answer
   x = 7,465.29