Finding the Fourth Proportional to 9,401.92, 12,965.69 and 5,624.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,401.92 : 12,965.69 = 5,624.48 : x
2. Step 2: Convert to fraction form
   9,401.92/12,965.69 = 5,624.48/x
3. Step 3: Cross multiply
   9,401.92x = 12,965.69 × 5,624.48
4. Step 4: Simplify right side
   9,401.92x = 72,925,310.57
5. Step 5: Solve for x
   x = 72,925,310.57/9,401.92
6. Step 6: Final answer
   x = 7,756.43