Finding the Fourth Proportional to 8,339.00, 12,506.33 and 3,407.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,339.00 : 12,506.33 = 3,407.72 : x
2. Step 2: Convert to fraction form
   8,339.00/12,506.33 = 3,407.72/x
3. Step 3: Cross multiply
   8,339.00x = 12,506.33 × 3,407.72
4. Step 4: Simplify right side
   8,339.00x = 42,618,016.86
5. Step 5: Solve for x
   x = 42,618,016.86/8,339.00
6. Step 6: Final answer
   x = 5,110.69