Finding the Third Proportional to 611,892 and 1,307,862

Step by Step Solution

1. Step 1: Write the proportion equation
   611,892 : 1,307,862 = 1,307,862 : x
2. Step 2: Convert to fraction form
   611,892/1,307,862 = 1,307,862/x
3. Step 3: Cross multiply
   611,892x = 1,307,862 × 1,307,862
4. Step 4: Simplify right side
   611,892x = 1,710,503,011,044
5. Step 5: Solve for x
   x = 1,710,503,011,044/611,892
6. Step 6: Final answer
   x = 2,795,432.87