Finding the Third Proportional to 1,877,892 and 2,809,638

Step by Step Solution

1. Step 1: Write the proportion equation
   1,877,892 : 2,809,638 = 2,809,638 : x
2. Step 2: Convert to fraction form
   1,877,892/2,809,638 = 2,809,638/x
3. Step 3: Cross multiply
   1,877,892x = 2,809,638 × 2,809,638
4. Step 4: Simplify right side
   1,877,892x = 7,894,065,691,044
5. Step 5: Solve for x
   x = 7,894,065,691,044/1,877,892
6. Step 6: Final answer
   x = 4,203,684.61