Finding the Third Proportional to 868,561.88 and 1,253,016

Step by Step Solution

1. Step 1: Write the proportion equation
   868,561.88 : 1,253,016 = 1,253,016 : x
2. Step 2: Convert to fraction form
   868,561.88/1,253,016 = 1,253,016/x
3. Step 3: Cross multiply
   868,561.88x = 1,253,016 × 1,253,016
4. Step 4: Simplify right side
   868,561.88x = 1,570,049,096,256
5. Step 5: Solve for x
   x = 1,570,049,096,256/868,561.88
6. Step 6: Final answer
   x = 1,807,642.20