Finding the Third Proportional to 1,287,766 and 2,797,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,766 : 2,797,146 = 2,797,146 : x
2. Step 2: Convert to fraction form
   1,287,766/2,797,146 = 2,797,146/x
3. Step 3: Cross multiply
   1,287,766x = 2,797,146 × 2,797,146
4. Step 4: Simplify right side
   1,287,766x = 7,824,025,745,316
5. Step 5: Solve for x
   x = 7,824,025,745,316/1,287,766
6. Step 6: Final answer
   x = 6,075,657.96