Finding the Third Proportional to 280,586.25 and 606,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   280,586.25 : 606,100.50 = 606,100.50 : x
2. Step 2: Convert to fraction form
   280,586.25/606,100.50 = 606,100.50/x
3. Step 3: Cross multiply
   280,586.25x = 606,100.50 × 606,100.50
4. Step 4: Simplify right side
   280,586.25x = 367,357,816,100.25
5. Step 5: Solve for x
   x = 367,357,816,100.25/280,586.25
6. Step 6: Final answer
   x = 1,309,250.96