Finding the Third Proportional to 1,807,408 and 3,912,362

Step by Step Solution

1. Step 1: Write the proportion equation
   1,807,408 : 3,912,362 = 3,912,362 : x
2. Step 2: Convert to fraction form
   1,807,408/3,912,362 = 3,912,362/x
3. Step 3: Cross multiply
   1,807,408x = 3,912,362 × 3,912,362
4. Step 4: Simplify right side
   1,807,408x = 15,306,576,419,044
5. Step 5: Solve for x
   x = 15,306,576,419,044/1,807,408
6. Step 6: Final answer
   x = 8,468,799.75