Finding the Fourth Proportional to 9,488.92, 14,228.98 and 5,541.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.92 : 14,228.98 = 5,541.35 : x
2. Step 2: Convert to fraction form
   9,488.92/14,228.98 = 5,541.35/x
3. Step 3: Cross multiply
   9,488.92x = 14,228.98 × 5,541.35
4. Step 4: Simplify right side
   9,488.92x = 78,847,741.15
5. Step 5: Solve for x
   x = 78,847,741.15/9,488.92
6. Step 6: Final answer
   x = 8,309.45