Finding the Third Proportional to 839,750 and 1,812,112

Step by Step Solution

1. Step 1: Write the proportion equation
   839,750 : 1,812,112 = 1,812,112 : x
2. Step 2: Convert to fraction form
   839,750/1,812,112 = 1,812,112/x
3. Step 3: Cross multiply
   839,750x = 1,812,112 × 1,812,112
4. Step 4: Simplify right side
   839,750x = 3,283,749,900,544
5. Step 5: Solve for x
   x = 3,283,749,900,544/839,750
6. Step 6: Final answer
   x = 3,910,389.88