Finding the Third Proportional to 1,336,809 and 2,783,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336,809 : 2,783,776 = 2,783,776 : x
2. Step 2: Convert to fraction form
   1,336,809/2,783,776 = 2,783,776/x
3. Step 3: Cross multiply
   1,336,809x = 2,783,776 × 2,783,776
4. Step 4: Simplify right side
   1,336,809x = 7,749,408,818,176
5. Step 5: Solve for x
   x = 7,749,408,818,176/1,336,809
6. Step 6: Final answer
   x = 5,796,945.43