Finding the Third Proportional to 1,131,112 and 2,439,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131,112 : 2,439,340 = 2,439,340 : x
2. Step 2: Convert to fraction form
   1,131,112/2,439,340 = 2,439,340/x
3. Step 3: Cross multiply
   1,131,112x = 2,439,340 × 2,439,340
4. Step 4: Simplify right side
   1,131,112x = 5,950,379,635,600
5. Step 5: Solve for x
   x = 5,950,379,635,600/1,131,112
6. Step 6: Final answer
   x = 5,260,645.84