Finding the Third Proportional to 207,742 and 459,080

Step by Step Solution

1. Step 1: Write the proportion equation
   207,742 : 459,080 = 459,080 : x
2. Step 2: Convert to fraction form
   207,742/459,080 = 459,080/x
3. Step 3: Cross multiply
   207,742x = 459,080 × 459,080
4. Step 4: Simplify right side
   207,742x = 210,754,446,400
5. Step 5: Solve for x
   x = 210,754,446,400/207,742
6. Step 6: Final answer
   x = 1,014,500.90