Finding the Third Proportional to 1,287,968 and 2,797,224

Step by Step Solution

1. Step 1: Write the proportion equation
   1,287,968 : 2,797,224 = 2,797,224 : x
2. Step 2: Convert to fraction form
   1,287,968/2,797,224 = 2,797,224/x
3. Step 3: Cross multiply
   1,287,968x = 2,797,224 × 2,797,224
4. Step 4: Simplify right side
   1,287,968x = 7,824,462,106,176
5. Step 5: Solve for x
   x = 7,824,462,106,176/1,287,968
6. Step 6: Final answer
   x = 6,075,043.87