Finding the Third Proportional to 838,966 and 1,817,900

Step by Step Solution

1. Step 1: Write the proportion equation
   838,966 : 1,817,900 = 1,817,900 : x
2. Step 2: Convert to fraction form
   838,966/1,817,900 = 1,817,900/x
3. Step 3: Cross multiply
   838,966x = 1,817,900 × 1,817,900
4. Step 4: Simplify right side
   838,966x = 3,304,760,410,000
5. Step 5: Solve for x
   x = 3,304,760,410,000/838,966
6. Step 6: Final answer
   x = 3,939,087.41