Finding the Third Proportional to 280,861 and 601,250

Step by Step Solution

1. Step 1: Write the proportion equation
   280,861 : 601,250 = 601,250 : x
2. Step 2: Convert to fraction form
   280,861/601,250 = 601,250/x
3. Step 3: Cross multiply
   280,861x = 601,250 × 601,250
4. Step 4: Simplify right side
   280,861x = 361,501,562,500
5. Step 5: Solve for x
   x = 361,501,562,500/280,861
6. Step 6: Final answer
   x = 1,287,119.12