Finding the Fourth Proportional to 141,063.35, 194,667.43 and 80,635.31

Step by Step Solution

1. Step 1: Write the proportion equation
   141,063.35 : 194,667.43 = 80,635.31 : x
2. Step 2: Convert to fraction form
   141,063.35/194,667.43 = 80,635.31/x
3. Step 3: Cross multiply
   141,063.35x = 194,667.43 × 80,635.31
4. Step 4: Simplify right side
   141,063.35x = 15,697,067,496.93
5. Step 5: Solve for x
   x = 15,697,067,496.93/141,063.35
6. Step 6: Final answer
   x = 111,276.73