Finding the Third Proportional to 1,205,755 and 1,866,162

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,755 : 1,866,162 = 1,866,162 : x
2. Step 2: Convert to fraction form
   1,205,755/1,866,162 = 1,866,162/x
3. Step 3: Cross multiply
   1,205,755x = 1,866,162 × 1,866,162
4. Step 4: Simplify right side
   1,205,755x = 3,482,560,610,244
5. Step 5: Solve for x
   x = 3,482,560,610,244/1,205,755
6. Step 6: Final answer
   x = 2,888,282.12