Finding the Fourth Proportional to 129,956.94, 194,922.72 and 88,105.86

Step by Step Solution

1. Step 1: Write the proportion equation
   129,956.94 : 194,922.72 = 88,105.86 : x
2. Step 2: Convert to fraction form
   129,956.94/194,922.72 = 88,105.86/x
3. Step 3: Cross multiply
   129,956.94x = 194,922.72 × 88,105.86
4. Step 4: Simplify right side
   129,956.94x = 17,173,833,879.14
5. Step 5: Solve for x
   x = 17,173,833,879.14/129,956.94
6. Step 6: Final answer
   x = 132,150.19