Finding the Third Proportional to 270,499.50 and 587,655

Step by Step Solution

1. Step 1: Write the proportion equation
   270,499.50 : 587,655 = 587,655 : x
2. Step 2: Convert to fraction form
   270,499.50/587,655 = 587,655/x
3. Step 3: Cross multiply
   270,499.50x = 587,655 × 587,655
4. Step 4: Simplify right side
   270,499.50x = 345,338,399,025
5. Step 5: Solve for x
   x = 345,338,399,025/270,499.50
6. Step 6: Final answer
   x = 1,276,669.27