Finding the Third Proportional to 708,910 and 1,555,614

Step by Step Solution

1. Step 1: Write the proportion equation
   708,910 : 1,555,614 = 1,555,614 : x
2. Step 2: Convert to fraction form
   708,910/1,555,614 = 1,555,614/x
3. Step 3: Cross multiply
   708,910x = 1,555,614 × 1,555,614
4. Step 4: Simplify right side
   708,910x = 2,419,934,916,996
5. Step 5: Solve for x
   x = 2,419,934,916,996/708,910
6. Step 6: Final answer
   x = 3,413,599.63