Finding the Fourth Proportional to 3,739.71, 5,160.81 and 2,061.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,739.71 : 5,160.81 = 2,061.23 : x
2. Step 2: Convert to fraction form
   3,739.71/5,160.81 = 2,061.23/x
3. Step 3: Cross multiply
   3,739.71x = 5,160.81 × 2,061.23
4. Step 4: Simplify right side
   3,739.71x = 10,637,590.59
5. Step 5: Solve for x
   x = 10,637,590.59/3,739.71
6. Step 6: Final answer
   x = 2,844.50