Finding the Third Proportional to 831,400 and 1,791,024

Step by Step Solution

1. Step 1: Write the proportion equation
   831,400 : 1,791,024 = 1,791,024 : x
2. Step 2: Convert to fraction form
   831,400/1,791,024 = 1,791,024/x
3. Step 3: Cross multiply
   831,400x = 1,791,024 × 1,791,024
4. Step 4: Simplify right side
   831,400x = 3,207,766,968,576
5. Step 5: Solve for x
   x = 3,207,766,968,576/831,400
6. Step 6: Final answer
   x = 3,858,271.55