Finding the Third Proportional to 705,674 and 1,665,581

Step by Step Solution

1. Step 1: Write the proportion equation
   705,674 : 1,665,581 = 1,665,581 : x
2. Step 2: Convert to fraction form
   705,674/1,665,581 = 1,665,581/x
3. Step 3: Cross multiply
   705,674x = 1,665,581 × 1,665,581
4. Step 4: Simplify right side
   705,674x = 2,774,160,067,561
5. Step 5: Solve for x
   x = 2,774,160,067,561/705,674
6. Step 6: Final answer
   x = 3,931,220.46