Finding the Third Proportional to 1,855,298 and 3,991,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,855,298 : 3,991,068 = 3,991,068 : x
2. Step 2: Convert to fraction form
   1,855,298/3,991,068 = 3,991,068/x
3. Step 3: Cross multiply
   1,855,298x = 3,991,068 × 3,991,068
4. Step 4: Simplify right side
   1,855,298x = 15,928,623,780,624
5. Step 5: Solve for x
   x = 15,928,623,780,624/1,855,298
6. Step 6: Final answer
   x = 8,585,479.95