Finding the Fourth Proportional to 3,726.10, 5,142.07 and 2,047.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,726.10 : 5,142.07 = 2,047.47 : x
2. Step 2: Convert to fraction form
   3,726.10/5,142.07 = 2,047.47/x
3. Step 3: Cross multiply
   3,726.10x = 5,142.07 × 2,047.47
4. Step 4: Simplify right side
   3,726.10x = 10,528,223.83
5. Step 5: Solve for x
   x = 10,528,223.83/3,726.10
6. Step 6: Final answer
   x = 2,825.54