Finding the Third Proportional to 386,181 and 841,016.25

Step by Step Solution

1. Step 1: Write the proportion equation
   386,181 : 841,016.25 = 841,016.25 : x
2. Step 2: Convert to fraction form
   386,181/841,016.25 = 841,016.25/x
3. Step 3: Cross multiply
   386,181x = 841,016.25 × 841,016.25
4. Step 4: Simplify right side
   386,181x = 707,308,332,764.06
5. Step 5: Solve for x
   x = 707,308,332,764.06/386,181
6. Step 6: Final answer
   x = 1,831,546.17