Finding the Fourth Proportional to 9,017.92, 12,446.72 and 5,241.60

Step by Step Solution

1. Step 1: Write the proportion equation
   9,017.92 : 12,446.72 = 5,241.60 : x
2. Step 2: Convert to fraction form
   9,017.92/12,446.72 = 5,241.60/x
3. Step 3: Cross multiply
   9,017.92x = 12,446.72 × 5,241.60
4. Step 4: Simplify right side
   9,017.92x = 65,240,727.55
5. Step 5: Solve for x
   x = 65,240,727.55/9,017.92
6. Step 6: Final answer
   x = 7,234.56