Finding the Third Proportional to 1,005,516 and 2,168,496

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,516 : 2,168,496 = 2,168,496 : x
2. Step 2: Convert to fraction form
   1,005,516/2,168,496 = 2,168,496/x
3. Step 3: Cross multiply
   1,005,516x = 2,168,496 × 2,168,496
4. Step 4: Simplify right side
   1,005,516x = 4,702,374,902,016
5. Step 5: Solve for x
   x = 4,702,374,902,016/1,005,516
6. Step 6: Final answer
   x = 4,676,578.89