Finding the Third Proportional to 803,910 and 1,244,211

Step by Step Solution

1. Step 1: Write the proportion equation
   803,910 : 1,244,211 = 1,244,211 : x
2. Step 2: Convert to fraction form
   803,910/1,244,211 = 1,244,211/x
3. Step 3: Cross multiply
   803,910x = 1,244,211 × 1,244,211
4. Step 4: Simplify right side
   803,910x = 1,548,061,012,521
5. Step 5: Solve for x
   x = 1,548,061,012,521/803,910
6. Step 6: Final answer
   x = 1,925,664.58