Finding the Third Proportional to 705,676 and 1,665,584

Step by Step Solution

1. Step 1: Write the proportion equation
   705,676 : 1,665,584 = 1,665,584 : x
2. Step 2: Convert to fraction form
   705,676/1,665,584 = 1,665,584/x
3. Step 3: Cross multiply
   705,676x = 1,665,584 × 1,665,584
4. Step 4: Simplify right side
   705,676x = 2,774,170,061,056
5. Step 5: Solve for x
   x = 2,774,170,061,056/705,676
6. Step 6: Final answer
   x = 3,931,223.48