Finding the Third Proportional to 1,079,780 and 2,362,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079,780 : 2,362,340 = 2,362,340 : x
2. Step 2: Convert to fraction form
   1,079,780/2,362,340 = 2,362,340/x
3. Step 3: Cross multiply
   1,079,780x = 2,362,340 × 2,362,340
4. Step 4: Simplify right side
   1,079,780x = 5,580,650,275,600
5. Step 5: Solve for x
   x = 5,580,650,275,600/1,079,780
6. Step 6: Final answer
   x = 5,168,321.58