Finding the Third Proportional to 253,825.50 and 557,853

Step by Step Solution

1. Step 1: Write the proportion equation
   253,825.50 : 557,853 = 557,853 : x
2. Step 2: Convert to fraction form
   253,825.50/557,853 = 557,853/x
3. Step 3: Cross multiply
   253,825.50x = 557,853 × 557,853
4. Step 4: Simplify right side
   253,825.50x = 311,199,969,609
5. Step 5: Solve for x
   x = 311,199,969,609/253,825.50
6. Step 6: Final answer
   x = 1,226,039.03