Finding the Fourth Proportional to 9,323.65, 12,865.20 and 5,546.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,323.65 : 12,865.20 = 5,546.74 : x
2. Step 2: Convert to fraction form
   9,323.65/12,865.20 = 5,546.74/x
3. Step 3: Cross multiply
   9,323.65x = 12,865.20 × 5,546.74
4. Step 4: Simplify right side
   9,323.65x = 71,359,919.45
5. Step 5: Solve for x
   x = 71,359,919.45/9,323.65
6. Step 6: Final answer
   x = 7,653.65