Finding the Third Proportional to 839,748 and 1,812,108

Step by Step Solution

1. Step 1: Write the proportion equation
   839,748 : 1,812,108 = 1,812,108 : x
2. Step 2: Convert to fraction form
   839,748/1,812,108 = 1,812,108/x
3. Step 3: Cross multiply
   839,748x = 1,812,108 × 1,812,108
4. Step 4: Simplify right side
   839,748x = 3,283,735,403,664
5. Step 5: Solve for x
   x = 3,283,735,403,664/839,748
6. Step 6: Final answer
   x = 3,910,381.93