Finding the Third Proportional to 207,080 and 448,012

Step by Step Solution

1. Step 1: Write the proportion equation
   207,080 : 448,012 = 448,012 : x
2. Step 2: Convert to fraction form
   207,080/448,012 = 448,012/x
3. Step 3: Cross multiply
   207,080x = 448,012 × 448,012
4. Step 4: Simplify right side
   207,080x = 200,714,752,144
5. Step 5: Solve for x
   x = 200,714,752,144/207,080
6. Step 6: Final answer
   x = 969,261.89