Finding the Fourth Proportional to 2,488.72, 3,734.77 and 1,027.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,488.72 : 3,734.77 = 1,027.86 : x
2. Step 2: Convert to fraction form
   2,488.72/3,734.77 = 1,027.86/x
3. Step 3: Cross multiply
   2,488.72x = 3,734.77 × 1,027.86
4. Step 4: Simplify right side
   2,488.72x = 3,838,820.69
5. Step 5: Solve for x
   x = 3,838,820.69/2,488.72
6. Step 6: Final answer
   x = 1,542.49