Finding the Fourth Proportional to 2,472.53, 3,690.92 and 2,103.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472.53 : 3,690.92 = 2,103.37 : x
2. Step 2: Convert to fraction form
   2,472.53/3,690.92 = 2,103.37/x
3. Step 3: Cross multiply
   2,472.53x = 3,690.92 × 2,103.37
4. Step 4: Simplify right side
   2,472.53x = 7,763,354.60
5. Step 5: Solve for x
   x = 7,763,354.60/2,472.53
6. Step 6: Final answer
   x = 3,139.85