Finding the Third Proportional to 814,410 and 1,229,961

Step by Step Solution

1. Step 1: Write the proportion equation
   814,410 : 1,229,961 = 1,229,961 : x
2. Step 2: Convert to fraction form
   814,410/1,229,961 = 1,229,961/x
3. Step 3: Cross multiply
   814,410x = 1,229,961 × 1,229,961
4. Step 4: Simplify right side
   814,410x = 1,512,804,061,521
5. Step 5: Solve for x
   x = 1,512,804,061,521/814,410
6. Step 6: Final answer
   x = 1,857,546.03