Finding the Third Proportional to 2,119.86 and 3,116.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,119.86 : 3,116.27 = 3,116.27 : x
2. Step 2: Convert to fraction form
   2,119.86/3,116.27 = 3,116.27/x
3. Step 3: Cross multiply
   2,119.86x = 3,116.27 × 3,116.27
4. Step 4: Simplify right side
   2,119.86x = 9,711,151.01
5. Step 5: Solve for x
   x = 9,711,151.01/2,119.86
6. Step 6: Final answer
   x = 4,581.04