Finding the Third Proportional to 831,204 and 1,817,928

Step by Step Solution

1. Step 1: Write the proportion equation
   831,204 : 1,817,928 = 1,817,928 : x
2. Step 2: Convert to fraction form
   831,204/1,817,928 = 1,817,928/x
3. Step 3: Cross multiply
   831,204x = 1,817,928 × 1,817,928
4. Step 4: Simplify right side
   831,204x = 3,304,862,213,184
5. Step 5: Solve for x
   x = 3,304,862,213,184/831,204
6. Step 6: Final answer
   x = 3,975,994.12