Finding the Third Proportional to 1,111,540 and 1,722,226

Step by Step Solution

1. Step 1: Write the proportion equation
   1,111,540 : 1,722,226 = 1,722,226 : x
2. Step 2: Convert to fraction form
   1,111,540/1,722,226 = 1,722,226/x
3. Step 3: Cross multiply
   1,111,540x = 1,722,226 × 1,722,226
4. Step 4: Simplify right side
   1,111,540x = 2,966,062,395,076
5. Step 5: Solve for x
   x = 2,966,062,395,076/1,111,540
6. Step 6: Final answer
   x = 2,668,426.14