Finding the Fourth Proportional to 3,758.72, 5,187.52 and 2,103.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,758.72 : 5,187.52 = 2,103.04 : x
2. Step 2: Convert to fraction form
   3,758.72/5,187.52 = 2,103.04/x
3. Step 3: Cross multiply
   3,758.72x = 5,187.52 × 2,103.04
4. Step 4: Simplify right side
   3,758.72x = 10,909,562.06
5. Step 5: Solve for x
   x = 10,909,562.06/3,758.72
6. Step 6: Final answer
   x = 2,902.47