Finding the Third Proportional to 1,145,018 and 1,555,045

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,018 : 1,555,045 = 1,555,045 : x
2. Step 2: Convert to fraction form
   1,145,018/1,555,045 = 1,555,045/x
3. Step 3: Cross multiply
   1,145,018x = 1,555,045 × 1,555,045
4. Step 4: Simplify right side
   1,145,018x = 2,418,164,952,025
5. Step 5: Solve for x
   x = 2,418,164,952,025/1,145,018
6. Step 6: Final answer
   x = 2,111,901.26