Finding the Third Proportional to 715,563 and 1,555,362

Step by Step Solution

1. Step 1: Write the proportion equation
   715,563 : 1,555,362 = 1,555,362 : x
2. Step 2: Convert to fraction form
   715,563/1,555,362 = 1,555,362/x
3. Step 3: Cross multiply
   715,563x = 1,555,362 × 1,555,362
4. Step 4: Simplify right side
   715,563x = 2,419,150,951,044
5. Step 5: Solve for x
   x = 2,419,150,951,044/715,563
6. Step 6: Final answer
   x = 3,380,765.85