Finding the Fourth Proportional to 9,659.18, 13,329.96 and 5,410.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,659.18 : 13,329.96 = 5,410.23 : x
2. Step 2: Convert to fraction form
   9,659.18/13,329.96 = 5,410.23/x
3. Step 3: Cross multiply
   9,659.18x = 13,329.96 × 5,410.23
4. Step 4: Simplify right side
   9,659.18x = 72,118,149.49
5. Step 5: Solve for x
   x = 72,118,149.49/9,659.18
6. Step 6: Final answer
   x = 7,466.28