Finding the Third Proportional to 1,282,438 and 2,736,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,282,438 : 2,736,416 = 2,736,416 : x
2. Step 2: Convert to fraction form
   1,282,438/2,736,416 = 2,736,416/x
3. Step 3: Cross multiply
   1,282,438x = 2,736,416 × 2,736,416
4. Step 4: Simplify right side
   1,282,438x = 7,487,972,525,056
5. Step 5: Solve for x
   x = 7,487,972,525,056/1,282,438
6. Step 6: Final answer
   x = 5,838,857.34