Finding the Third Proportional to 54,590.50 and 115,743

Step by Step Solution

1. Step 1: Write the proportion equation
   54,590.50 : 115,743 = 115,743 : x
2. Step 2: Convert to fraction form
   54,590.50/115,743 = 115,743/x
3. Step 3: Cross multiply
   54,590.50x = 115,743 × 115,743
4. Step 4: Simplify right side
   54,590.50x = 13,396,442,049
5. Step 5: Solve for x
   x = 13,396,442,049/54,590.50
6. Step 6: Final answer
   x = 245,398.78