Finding the Third Proportional to 1,076,996 and 1,689,630

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,996 : 1,689,630 = 1,689,630 : x
2. Step 2: Convert to fraction form
   1,076,996/1,689,630 = 1,689,630/x
3. Step 3: Cross multiply
   1,076,996x = 1,689,630 × 1,689,630
4. Step 4: Simplify right side
   1,076,996x = 2,854,849,536,900
5. Step 5: Solve for x
   x = 2,854,849,536,900/1,076,996
6. Step 6: Final answer
   x = 2,650,752.22