Finding the Fourth Proportional to 3,726.86, 5,142.84 and 2,048.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,726.86 : 5,142.84 = 2,048.18 : x
2. Step 2: Convert to fraction form
   3,726.86/5,142.84 = 2,048.18/x
3. Step 3: Cross multiply
   3,726.86x = 5,142.84 × 2,048.18
4. Step 4: Simplify right side
   3,726.86x = 10,533,462.03
5. Step 5: Solve for x
   x = 10,533,462.03/3,726.86
6. Step 6: Final answer
   x = 2,826.36