Finding the Third Proportional to 874,896 and 1,876,638

Step by Step Solution

1. Step 1: Write the proportion equation
   874,896 : 1,876,638 = 1,876,638 : x
2. Step 2: Convert to fraction form
   874,896/1,876,638 = 1,876,638/x
3. Step 3: Cross multiply
   874,896x = 1,876,638 × 1,876,638
4. Step 4: Simplify right side
   874,896x = 3,521,770,183,044
5. Step 5: Solve for x
   x = 3,521,770,183,044/874,896
6. Step 6: Final answer
   x = 4,025,358.65