Finding the Third Proportional to 2,711,819.25 and 3,970,690.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,711,819.25 : 3,970,690.88 = 3,970,690.88 : x
2. Step 2: Convert to fraction form
   2,711,819.25/3,970,690.88 = 3,970,690.88/x
3. Step 3: Cross multiply
   2,711,819.25x = 3,970,690.88 × 3,970,690.88
4. Step 4: Simplify right side
   2,711,819.25x = 15,766,386,024,808.27
5. Step 5: Solve for x
   x = 15,766,386,024,808.27/2,711,819.25
6. Step 6: Final answer
   x = 5,813,951.66