Finding the Third Proportional to 1,145,017 and 1,555,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,017 : 1,555,048 = 1,555,048 : x
2. Step 2: Convert to fraction form
   1,145,017/1,555,048 = 1,555,048/x
3. Step 3: Cross multiply
   1,145,017x = 1,555,048 × 1,555,048
4. Step 4: Simplify right side
   1,145,017x = 2,418,174,282,304
5. Step 5: Solve for x
   x = 2,418,174,282,304/1,145,017
6. Step 6: Final answer
   x = 2,111,911.25