Finding the Third Proportional to 709,764 and 1,128,758

Step by Step Solution

1. Step 1: Write the proportion equation
   709,764 : 1,128,758 = 1,128,758 : x
2. Step 2: Convert to fraction form
   709,764/1,128,758 = 1,128,758/x
3. Step 3: Cross multiply
   709,764x = 1,128,758 × 1,128,758
4. Step 4: Simplify right side
   709,764x = 1,274,094,622,564
5. Step 5: Solve for x
   x = 1,274,094,622,564/709,764
6. Step 6: Final answer
   x = 1,795,096.15