Finding the Third Proportional to 628,971 and 1,381,499

Step by Step Solution

1. Step 1: Write the proportion equation
   628,971 : 1,381,499 = 1,381,499 : x
2. Step 2: Convert to fraction form
   628,971/1,381,499 = 1,381,499/x
3. Step 3: Cross multiply
   628,971x = 1,381,499 × 1,381,499
4. Step 4: Simplify right side
   628,971x = 1,908,539,487,001
5. Step 5: Solve for x
   x = 1,908,539,487,001/628,971
6. Step 6: Final answer
   x = 3,034,383.92