Finding the Third Proportional to 54,249.50 and 117,272

Step by Step Solution

1. Step 1: Write the proportion equation
   54,249.50 : 117,272 = 117,272 : x
2. Step 2: Convert to fraction form
   54,249.50/117,272 = 117,272/x
3. Step 3: Cross multiply
   54,249.50x = 117,272 × 117,272
4. Step 4: Simplify right side
   54,249.50x = 13,752,721,984
5. Step 5: Solve for x
   x = 13,752,721,984/54,249.50
6. Step 6: Final answer
   x = 253,508.73