Finding the Third Proportional to 789,834 and 1,705,521

Step by Step Solution

1. Step 1: Write the proportion equation
   789,834 : 1,705,521 = 1,705,521 : x
2. Step 2: Convert to fraction form
   789,834/1,705,521 = 1,705,521/x
3. Step 3: Cross multiply
   789,834x = 1,705,521 × 1,705,521
4. Step 4: Simplify right side
   789,834x = 2,908,801,881,441
5. Step 5: Solve for x
   x = 2,908,801,881,441/789,834
6. Step 6: Final answer
   x = 3,682,801.55