Finding the Fourth Proportional to 8,287.63, 12,434.18 and 3,354.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,287.63 : 12,434.18 = 3,354.59 : x
2. Step 2: Convert to fraction form
   8,287.63/12,434.18 = 3,354.59/x
3. Step 3: Cross multiply
   8,287.63x = 12,434.18 × 3,354.59
4. Step 4: Simplify right side
   8,287.63x = 41,711,590.20
5. Step 5: Solve for x
   x = 41,711,590.20/8,287.63
6. Step 6: Final answer
   x = 5,033.00