Finding the Third Proportional to 280,561.50 and 601,002

Step by Step Solution

1. Step 1: Write the proportion equation
   280,561.50 : 601,002 = 601,002 : x
2. Step 2: Convert to fraction form
   280,561.50/601,002 = 601,002/x
3. Step 3: Cross multiply
   280,561.50x = 601,002 × 601,002
4. Step 4: Simplify right side
   280,561.50x = 361,203,404,004
5. Step 5: Solve for x
   x = 361,203,404,004/280,561.50
6. Step 6: Final answer
   x = 1,287,430.40