Finding the Third Proportional to 1,236,528 and 2,605,887

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,528 : 2,605,887 = 2,605,887 : x
2. Step 2: Convert to fraction form
   1,236,528/2,605,887 = 2,605,887/x
3. Step 3: Cross multiply
   1,236,528x = 2,605,887 × 2,605,887
4. Step 4: Simplify right side
   1,236,528x = 6,790,647,056,769
5. Step 5: Solve for x
   x = 6,790,647,056,769/1,236,528
6. Step 6: Final answer
   x = 5,491,705.05