Finding the Fourth Proportional to 9,629.92, 13,290.82 and 5,854.27

Step by Step Solution

1. Step 1: Write the proportion equation
   9,629.92 : 13,290.82 = 5,854.27 : x
2. Step 2: Convert to fraction form
   9,629.92/13,290.82 = 5,854.27/x
3. Step 3: Cross multiply
   9,629.92x = 13,290.82 × 5,854.27
4. Step 4: Simplify right side
   9,629.92x = 77,808,019.53
5. Step 5: Solve for x
   x = 77,808,019.53/9,629.92
6. Step 6: Final answer
   x = 8,079.82