Finding the Third Proportional to 1,076,998 and 1,689,633

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,998 : 1,689,633 = 1,689,633 : x
2. Step 2: Convert to fraction form
   1,076,998/1,689,633 = 1,689,633/x
3. Step 3: Cross multiply
   1,076,998x = 1,689,633 × 1,689,633
4. Step 4: Simplify right side
   1,076,998x = 2,854,859,674,689
5. Step 5: Solve for x
   x = 2,854,859,674,689/1,076,998
6. Step 6: Final answer
   x = 2,650,756.71