Finding the Third Proportional to 563,782 and 1,229,320

Step by Step Solution

1. Step 1: Write the proportion equation
   563,782 : 1,229,320 = 1,229,320 : x
2. Step 2: Convert to fraction form
   563,782/1,229,320 = 1,229,320/x
3. Step 3: Cross multiply
   563,782x = 1,229,320 × 1,229,320
4. Step 4: Simplify right side
   563,782x = 1,511,227,662,400
5. Step 5: Solve for x
   x = 1,511,227,662,400/563,782
6. Step 6: Final answer
   x = 2,680,517.76