Finding the Third Proportional to 611,352 and 1,340,808

Step by Step Solution

1. Step 1: Write the proportion equation
   611,352 : 1,340,808 = 1,340,808 : x
2. Step 2: Convert to fraction form
   611,352/1,340,808 = 1,340,808/x
3. Step 3: Cross multiply
   611,352x = 1,340,808 × 1,340,808
4. Step 4: Simplify right side
   611,352x = 1,797,766,092,864
5. Step 5: Solve for x
   x = 1,797,766,092,864/611,352
6. Step 6: Final answer
   x = 2,940,639.91