Finding the Third Proportional to 672,610 and 1,121,016

Step by Step Solution

1. Step 1: Write the proportion equation
   672,610 : 1,121,016 = 1,121,016 : x
2. Step 2: Convert to fraction form
   672,610/1,121,016 = 1,121,016/x
3. Step 3: Cross multiply
   672,610x = 1,121,016 × 1,121,016
4. Step 4: Simplify right side
   672,610x = 1,256,676,872,256
5. Step 5: Solve for x
   x = 1,256,676,872,256/672,610
6. Step 6: Final answer
   x = 1,868,358.89