Finding the Third Proportional to 557,986 and 1,188,972

Step by Step Solution

1. Step 1: Write the proportion equation
   557,986 : 1,188,972 = 1,188,972 : x
2. Step 2: Convert to fraction form
   557,986/1,188,972 = 1,188,972/x
3. Step 3: Cross multiply
   557,986x = 1,188,972 × 1,188,972
4. Step 4: Simplify right side
   557,986x = 1,413,654,416,784
5. Step 5: Solve for x
   x = 1,413,654,416,784/557,986
6. Step 6: Final answer
   x = 2,533,494.42