Finding the Third Proportional to 766,898 and 1,644,820

Step by Step Solution

1. Step 1: Write the proportion equation
   766,898 : 1,644,820 = 1,644,820 : x
2. Step 2: Convert to fraction form
   766,898/1,644,820 = 1,644,820/x
3. Step 3: Cross multiply
   766,898x = 1,644,820 × 1,644,820
4. Step 4: Simplify right side
   766,898x = 2,705,432,832,400
5. Step 5: Solve for x
   x = 2,705,432,832,400/766,898
6. Step 6: Final answer
   x = 3,527,760.97