Finding the Fourth Proportional to 3,724.10, 5,139.06 and 2,045.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,724.10 : 5,139.06 = 2,045.73 : x
2. Step 2: Convert to fraction form
   3,724.10/5,139.06 = 2,045.73/x
3. Step 3: Cross multiply
   3,724.10x = 5,139.06 × 2,045.73
4. Step 4: Simplify right side
   3,724.10x = 10,513,140.81
5. Step 5: Solve for x
   x = 10,513,140.81/3,724.10
6. Step 6: Final answer
   x = 2,823.00