Finding the Third Proportional to 1,197,304 and 2,560,640

Step by Step Solution

1. Step 1: Write the proportion equation
   1,197,304 : 2,560,640 = 2,560,640 : x
2. Step 2: Convert to fraction form
   1,197,304/2,560,640 = 2,560,640/x
3. Step 3: Cross multiply
   1,197,304x = 2,560,640 × 2,560,640
4. Step 4: Simplify right side
   1,197,304x = 6,556,877,209,600
5. Step 5: Solve for x
   x = 6,556,877,209,600/1,197,304
6. Step 6: Final answer
   x = 5,476,367.91