Finding the Third Proportional to 587,322 and 1,282,507

Step by Step Solution

1. Step 1: Write the proportion equation
   587,322 : 1,282,507 = 1,282,507 : x
2. Step 2: Convert to fraction form
   587,322/1,282,507 = 1,282,507/x
3. Step 3: Cross multiply
   587,322x = 1,282,507 × 1,282,507
4. Step 4: Simplify right side
   587,322x = 1,644,824,205,049
5. Step 5: Solve for x
   x = 1,644,824,205,049/587,322
6. Step 6: Final answer
   x = 2,800,549.28