Finding the Third Proportional to 118,067.25 and 254,791.50

Step by Step Solution

1. Step 1: Write the proportion equation
   118,067.25 : 254,791.50 = 254,791.50 : x
2. Step 2: Convert to fraction form
   118,067.25/254,791.50 = 254,791.50/x
3. Step 3: Cross multiply
   118,067.25x = 254,791.50 × 254,791.50
4. Step 4: Simplify right side
   118,067.25x = 64,918,708,472.25
5. Step 5: Solve for x
   x = 64,918,708,472.25/118,067.25
6. Step 6: Final answer
   x = 549,845.18