Finding the Third Proportional to 1,369,340 and 2,780,152

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369,340 : 2,780,152 = 2,780,152 : x
2. Step 2: Convert to fraction form
   1,369,340/2,780,152 = 2,780,152/x
3. Step 3: Cross multiply
   1,369,340x = 2,780,152 × 2,780,152
4. Step 4: Simplify right side
   1,369,340x = 7,729,245,143,104
5. Step 5: Solve for x
   x = 7,729,245,143,104/1,369,340
6. Step 6: Final answer
   x = 5,644,504.03