Finding the Third Proportional to 280,158 and 599,682

Step by Step Solution

1. Step 1: Write the proportion equation
   280,158 : 599,682 = 599,682 : x
2. Step 2: Convert to fraction form
   280,158/599,682 = 599,682/x
3. Step 3: Cross multiply
   280,158x = 599,682 × 599,682
4. Step 4: Simplify right side
   280,158x = 359,618,501,124
5. Step 5: Solve for x
   x = 359,618,501,124/280,158
6. Step 6: Final answer
   x = 1,283,627.46