Finding the Third Proportional to 1,076,846 and 1,689,490

Step by Step Solution

1. Step 1: Write the proportion equation
   1,076,846 : 1,689,490 = 1,689,490 : x
2. Step 2: Convert to fraction form
   1,076,846/1,689,490 = 1,689,490/x
3. Step 3: Cross multiply
   1,076,846x = 1,689,490 × 1,689,490
4. Step 4: Simplify right side
   1,076,846x = 2,854,376,460,100
5. Step 5: Solve for x
   x = 2,854,376,460,100/1,076,846
6. Step 6: Final answer
   x = 2,650,682.14