Finding the Third Proportional to 1,334,736 and 2,879,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334,736 : 2,879,440 = 2,879,440 : x
2. Step 2: Convert to fraction form
   1,334,736/2,879,440 = 2,879,440/x
3. Step 3: Cross multiply
   1,334,736x = 2,879,440 × 2,879,440
4. Step 4: Simplify right side
   1,334,736x = 8,291,174,713,600
5. Step 5: Solve for x
   x = 8,291,174,713,600/1,334,736
6. Step 6: Final answer
   x = 6,211,846.17