Finding the Third Proportional to 1,369,344 and 2,780,160

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369,344 : 2,780,160 = 2,780,160 : x
2. Step 2: Convert to fraction form
   1,369,344/2,780,160 = 2,780,160/x
3. Step 3: Cross multiply
   1,369,344x = 2,780,160 × 2,780,160
4. Step 4: Simplify right side
   1,369,344x = 7,729,289,625,600
5. Step 5: Solve for x
   x = 7,729,289,625,600/1,369,344
6. Step 6: Final answer
   x = 5,644,520.02