Finding the Third Proportional to 557,006 and 1,189,180

Step by Step Solution

1. Step 1: Write the proportion equation
   557,006 : 1,189,180 = 1,189,180 : x
2. Step 2: Convert to fraction form
   557,006/1,189,180 = 1,189,180/x
3. Step 3: Cross multiply
   557,006x = 1,189,180 × 1,189,180
4. Step 4: Simplify right side
   557,006x = 1,414,149,072,400
5. Step 5: Solve for x
   x = 1,414,149,072,400/557,006
6. Step 6: Final answer
   x = 2,538,839.93