Finding the Third Proportional to 839,366 and 1,812,748

Step by Step Solution

1. Step 1: Write the proportion equation
   839,366 : 1,812,748 = 1,812,748 : x
2. Step 2: Convert to fraction form
   839,366/1,812,748 = 1,812,748/x
3. Step 3: Cross multiply
   839,366x = 1,812,748 × 1,812,748
4. Step 4: Simplify right side
   839,366x = 3,286,055,311,504
5. Step 5: Solve for x
   x = 3,286,055,311,504/839,366
6. Step 6: Final answer
   x = 3,914,925.45