Finding the Third Proportional to 1,287,762 and 2,797,138

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,762 : 2,797,138 = 2,797,138 : x
2. Step 2: Convert to fraction form
   1,287,762/2,797,138 = 2,797,138/x
3. Step 3: Cross multiply
   1,287,762x = 2,797,138 × 2,797,138
4. Step 4: Simplify right side
   1,287,762x = 7,823,980,991,044
5. Step 5: Solve for x
   x = 7,823,980,991,044/1,287,762
6. Step 6: Final answer
   x = 6,075,642.08