Finding the Fourth Proportional to 173,111.08, 258,983.52 and 131,112.52

Step by Step Solution

1. Step 1: Write the proportion equation
   173,111.08 : 258,983.52 = 131,112.52 : x
2. Step 2: Convert to fraction form
   173,111.08/258,983.52 = 131,112.52/x
3. Step 3: Cross multiply
   173,111.08x = 258,983.52 × 131,112.52
4. Step 4: Simplify right side
   173,111.08x = 33,955,981,945.67
5. Step 5: Solve for x
   x = 33,955,981,945.67/173,111.08
6. Step 6: Final answer
   x = 196,151.41