Finding the Fourth Proportional to 9,323.60, 12,866.18 and 5,344.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,323.60 : 12,866.18 = 5,344.47 : x
2. Step 2: Convert to fraction form
   9,323.60/12,866.18 = 5,344.47/x
3. Step 3: Cross multiply
   9,323.60x = 12,866.18 × 5,344.47
4. Step 4: Simplify right side
   9,323.60x = 68,762,886.30
5. Step 5: Solve for x
   x = 68,762,886.30/9,323.60
6. Step 6: Final answer
   x = 7,375.15