Finding the Fourth Proportional to 140,538.29, 194,036.39 and 83,196.05

Step by Step Solution

1. Step 1: Write the proportion equation
   140,538.29 : 194,036.39 = 83,196.05 : x
2. Step 2: Convert to fraction form
   140,538.29/194,036.39 = 83,196.05/x
3. Step 3: Cross multiply
   140,538.29x = 194,036.39 × 83,196.05
4. Step 4: Simplify right side
   140,538.29x = 16,143,061,273.37
5. Step 5: Solve for x
   x = 16,143,061,273.37/140,538.29
6. Step 6: Final answer
   x = 114,865.93