Finding the Third Proportional to 810,128 and 1,744,906

Step by Step Solution

1. Step 1: Write the proportion equation
   810,128 : 1,744,906 = 1,744,906 : x
2. Step 2: Convert to fraction form
   810,128/1,744,906 = 1,744,906/x
3. Step 3: Cross multiply
   810,128x = 1,744,906 × 1,744,906
4. Step 4: Simplify right side
   810,128x = 3,044,696,948,836
5. Step 5: Solve for x
   x = 3,044,696,948,836/810,128
6. Step 6: Final answer
   x = 3,758,291.22