Finding the Third Proportional to 1,294,478 and 2,837,788

Step by Step Solution

1. Step 1: Write the proportion equation
   1,294,478 : 2,837,788 = 2,837,788 : x
2. Step 2: Convert to fraction form
   1,294,478/2,837,788 = 2,837,788/x
3. Step 3: Cross multiply
   1,294,478x = 2,837,788 × 2,837,788
4. Step 4: Simplify right side
   1,294,478x = 8,053,040,732,944
5. Step 5: Solve for x
   x = 8,053,040,732,944/1,294,478
6. Step 6: Final answer
   x = 6,221,071.92