Finding the Fourth Proportional to 3,683.71, 5,085.18 and 2,425.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,683.71 : 5,085.18 = 2,425.43 : x
2. Step 2: Convert to fraction form
   3,683.71/5,085.18 = 2,425.43/x
3. Step 3: Cross multiply
   3,683.71x = 5,085.18 × 2,425.43
4. Step 4: Simplify right side
   3,683.71x = 12,333,732.24
5. Step 5: Solve for x
   x = 12,333,732.24/3,683.71
6. Step 6: Final answer
   x = 3,348.18