Finding the Fourth Proportional to 173,067.52, 259,132.20 and 89,786.56

Step by Step Solution

1. Step 1: Write the proportion equation
   173,067.52 : 259,132.20 = 89,786.56 : x
2. Step 2: Convert to fraction form
   173,067.52/259,132.20 = 89,786.56/x
3. Step 3: Cross multiply
   173,067.52x = 259,132.20 × 89,786.56
4. Step 4: Simplify right side
   173,067.52x = 23,266,588,823.23
5. Step 5: Solve for x
   x = 23,266,588,823.23/173,067.52
6. Step 6: Final answer
   x = 134,436.48