Finding the Third Proportional to 839,908 and 1,814,600

Step by Step Solution

1. Step 1: Write the proportion equation
   839,908 : 1,814,600 = 1,814,600 : x
2. Step 2: Convert to fraction form
   839,908/1,814,600 = 1,814,600/x
3. Step 3: Cross multiply
   839,908x = 1,814,600 × 1,814,600
4. Step 4: Simplify right side
   839,908x = 3,292,773,160,000
5. Step 5: Solve for x
   x = 3,292,773,160,000/839,908
6. Step 6: Final answer
   x = 3,920,397.42