Finding the Third Proportional to 262,019 and 561,392

Step by Step Solution

1. Step 1: Write the proportion equation
   262,019 : 561,392 = 561,392 : x
2. Step 2: Convert to fraction form
   262,019/561,392 = 561,392/x
3. Step 3: Cross multiply
   262,019x = 561,392 × 561,392
4. Step 4: Simplify right side
   262,019x = 315,160,977,664
5. Step 5: Solve for x
   x = 315,160,977,664/262,019
6. Step 6: Final answer
   x = 1,202,817.27