Finding the Third Proportional to 861,142 and 1,417,961

Step by Step Solution

1. Step 1: Write the proportion equation
   861,142 : 1,417,961 = 1,417,961 : x
2. Step 2: Convert to fraction form
   861,142/1,417,961 = 1,417,961/x
3. Step 3: Cross multiply
   861,142x = 1,417,961 × 1,417,961
4. Step 4: Simplify right side
   861,142x = 2,010,613,397,521
5. Step 5: Solve for x
   x = 2,010,613,397,521/861,142
6. Step 6: Final answer
   x = 2,334,822.13