Finding the Third Proportional to 871,160 and 1,306,738

Step by Step Solution

1. Step 1: Write the proportion equation
   871,160 : 1,306,738 = 1,306,738 : x
2. Step 2: Convert to fraction form
   871,160/1,306,738 = 1,306,738/x
3. Step 3: Cross multiply
   871,160x = 1,306,738 × 1,306,738
4. Step 4: Simplify right side
   871,160x = 1,707,564,200,644
5. Step 5: Solve for x
   x = 1,707,564,200,644/871,160
6. Step 6: Final answer
   x = 1,960,104.00