Finding the Third Proportional to 831,867 and 1,703,142

Step by Step Solution

1. Step 1: Write the proportion equation
   831,867 : 1,703,142 = 1,703,142 : x
2. Step 2: Convert to fraction form
   831,867/1,703,142 = 1,703,142/x
3. Step 3: Cross multiply
   831,867x = 1,703,142 × 1,703,142
4. Step 4: Simplify right side
   831,867x = 2,900,692,672,164
5. Step 5: Solve for x
   x = 2,900,692,672,164/831,867
6. Step 6: Final answer
   x = 3,486,966.87