Finding the Fourth Proportional to 12,308.29, 18,462.71 and 4,411.33

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.29 : 18,462.71 = 4,411.33 : x
2. Step 2: Convert to fraction form
   12,308.29/18,462.71 = 4,411.33/x
3. Step 3: Cross multiply
   12,308.29x = 18,462.71 × 4,411.33
4. Step 4: Simplify right side
   12,308.29x = 81,445,106.50
5. Step 5: Solve for x
   x = 81,445,106.50/12,308.29
6. Step 6: Final answer
   x = 6,617.09