Finding the Third Proportional to 708,770 and 1,515,892

Step by Step Solution

1. Step 1: Write the proportion equation
   708,770 : 1,515,892 = 1,515,892 : x
2. Step 2: Convert to fraction form
   708,770/1,515,892 = 1,515,892/x
3. Step 3: Cross multiply
   708,770x = 1,515,892 × 1,515,892
4. Step 4: Simplify right side
   708,770x = 2,297,928,555,664
5. Step 5: Solve for x
   x = 2,297,928,555,664/708,770
6. Step 6: Final answer
   x = 3,242,135.75