Finding the Third Proportional to 2,039.06 and 3,139.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,039.06 : 3,139.59 = 3,139.59 : x
2. Step 2: Convert to fraction form
   2,039.06/3,139.59 = 3,139.59/x
3. Step 3: Cross multiply
   2,039.06x = 3,139.59 × 3,139.59
4. Step 4: Simplify right side
   2,039.06x = 9,857,048.92
5. Step 5: Solve for x
   x = 9,857,048.92/2,039.06
6. Step 6: Final answer
   x = 4,834.11