Finding the Third Proportional to 1,216,768 and 2,842,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216,768 : 2,842,880 = 2,842,880 : x
2. Step 2: Convert to fraction form
   1,216,768/2,842,880 = 2,842,880/x
3. Step 3: Cross multiply
   1,216,768x = 2,842,880 × 2,842,880
4. Step 4: Simplify right side
   1,216,768x = 8,081,966,694,400
5. Step 5: Solve for x
   x = 8,081,966,694,400/1,216,768
6. Step 6: Final answer
   x = 6,642,159.14