Finding the Third Proportional to 270,502.50 and 587,661

Step by Step Solution

1. Step 1: Write the proportion equation
   270,502.50 : 587,661 = 587,661 : x
2. Step 2: Convert to fraction form
   270,502.50/587,661 = 587,661/x
3. Step 3: Cross multiply
   270,502.50x = 587,661 × 587,661
4. Step 4: Simplify right side
   270,502.50x = 345,345,450,921
5. Step 5: Solve for x
   x = 345,345,450,921/270,502.50
6. Step 6: Final answer
   x = 1,276,681.18