Finding the Third Proportional to 1,076,966 and 1,689,591

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,966 : 1,689,591 = 1,689,591 : x
2. Step 2: Convert to fraction form
   1,076,966/1,689,591 = 1,689,591/x
3. Step 3: Cross multiply
   1,076,966x = 1,689,591 × 1,689,591
4. Step 4: Simplify right side
   1,076,966x = 2,854,717,747,281
5. Step 5: Solve for x
   x = 2,854,717,747,281/1,076,966
6. Step 6: Final answer
   x = 2,650,703.69