Finding the Third Proportional to 747,673 and 1,644,810

Step by Step Solution

1. Step 1: Write the proportion equation
   747,673 : 1,644,810 = 1,644,810 : x
2. Step 2: Convert to fraction form
   747,673/1,644,810 = 1,644,810/x
3. Step 3: Cross multiply
   747,673x = 1,644,810 × 1,644,810
4. Step 4: Simplify right side
   747,673x = 2,705,399,936,100
5. Step 5: Solve for x
   x = 2,705,399,936,100/747,673
6. Step 6: Final answer
   x = 3,618,426.69