Finding the Third Proportional to 708,448 and 1,052,640

Step by Step Solution

1. Step 1: Write the proportion equation
   708,448 : 1,052,640 = 1,052,640 : x
2. Step 2: Convert to fraction form
   708,448/1,052,640 = 1,052,640/x
3. Step 3: Cross multiply
   708,448x = 1,052,640 × 1,052,640
4. Step 4: Simplify right side
   708,448x = 1,108,050,969,600
5. Step 5: Solve for x
   x = 1,108,050,969,600/708,448
6. Step 6: Final answer
   x = 1,564,054.06