Finding the Fourth Proportional to 8,322.48, 12,479.04 and 3,641.76

Step by Step Solution

1. Step 1: Write the proportion equation
   8,322.48 : 12,479.04 = 3,641.76 : x
2. Step 2: Convert to fraction form
   8,322.48/12,479.04 = 3,641.76/x
3. Step 3: Cross multiply
   8,322.48x = 12,479.04 × 3,641.76
4. Step 4: Simplify right side
   8,322.48x = 45,445,668.71
5. Step 5: Solve for x
   x = 45,445,668.71/8,322.48
6. Step 6: Final answer
   x = 5,460.59