Finding the Third Proportional to 1,238,892 and 1,817,394

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,892 : 1,817,394 = 1,817,394 : x
2. Step 2: Convert to fraction form
   1,238,892/1,817,394 = 1,817,394/x
3. Step 3: Cross multiply
   1,238,892x = 1,817,394 × 1,817,394
4. Step 4: Simplify right side
   1,238,892x = 3,302,920,951,236
5. Step 5: Solve for x
   x = 3,302,920,951,236/1,238,892
6. Step 6: Final answer
   x = 2,666,028.15