Finding the Third Proportional to 1,800,690 and 3,842,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,800,690 : 3,842,436 = 3,842,436 : x
2. Step 2: Convert to fraction form
   1,800,690/3,842,436 = 3,842,436/x
3. Step 3: Cross multiply
   1,800,690x = 3,842,436 × 3,842,436
4. Step 4: Simplify right side
   1,800,690x = 14,764,314,414,096
5. Step 5: Solve for x
   x = 14,764,314,414,096/1,800,690
6. Step 6: Final answer
   x = 8,199,253.85