Finding the Third Proportional to 1,291,775 and 2,780,973

Step by Step Solution

1. Step 1: Write the proportion equation
   1,291,775 : 2,780,973 = 2,780,973 : x
2. Step 2: Convert to fraction form
   1,291,775/2,780,973 = 2,780,973/x
3. Step 3: Cross multiply
   1,291,775x = 2,780,973 × 2,780,973
4. Step 4: Simplify right side
   1,291,775x = 7,733,810,826,729
5. Step 5: Solve for x
   x = 7,733,810,826,729/1,291,775
6. Step 6: Final answer
   x = 5,986,964.31