Finding the Third Proportional to 1,281,566 and 2,728,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,566 : 2,728,776 = 2,728,776 : x
2. Step 2: Convert to fraction form
   1,281,566/2,728,776 = 2,728,776/x
3. Step 3: Cross multiply
   1,281,566x = 2,728,776 × 2,728,776
4. Step 4: Simplify right side
   1,281,566x = 7,446,218,458,176
5. Step 5: Solve for x
   x = 7,446,218,458,176/1,281,566
6. Step 6: Final answer
   x = 5,810,249.69