Finding the Third Proportional to 831,008 and 1,786,142

Step by Step Solution

1. Step 1: Write the proportion equation
   831,008 : 1,786,142 = 1,786,142 : x
2. Step 2: Convert to fraction form
   831,008/1,786,142 = 1,786,142/x
3. Step 3: Cross multiply
   831,008x = 1,786,142 × 1,786,142
4. Step 4: Simplify right side
   831,008x = 3,190,303,244,164
5. Step 5: Solve for x
   x = 3,190,303,244,164/831,008
6. Step 6: Final answer
   x = 3,839,076.45