Finding the Third Proportional to 611,913 and 1,325,523

Step by Step Solution

1. Step 1: Write the proportion equation
   611,913 : 1,325,523 = 1,325,523 : x
2. Step 2: Convert to fraction form
   611,913/1,325,523 = 1,325,523/x
3. Step 3: Cross multiply
   611,913x = 1,325,523 × 1,325,523
4. Step 4: Simplify right side
   611,913x = 1,757,011,223,529
5. Step 5: Solve for x
   x = 1,757,011,223,529/611,913
6. Step 6: Final answer
   x = 2,871,341.55