Finding the Third Proportional to 718,074 and 1,111,826

Step by Step Solution

1. Step 1: Write the proportion equation
   718,074 : 1,111,826 = 1,111,826 : x
2. Step 2: Convert to fraction form
   718,074/1,111,826 = 1,111,826/x
3. Step 3: Cross multiply
   718,074x = 1,111,826 × 1,111,826
4. Step 4: Simplify right side
   718,074x = 1,236,157,054,276
5. Step 5: Solve for x
   x = 1,236,157,054,276/718,074
6. Step 6: Final answer
   x = 1,721,489.78