Finding the Fourth Proportional to 140,954.52, 194,619.32 and 90,741

Step by Step Solution

1. Step 1: Write the proportion equation
   140,954.52 : 194,619.32 = 90,741 : x
2. Step 2: Convert to fraction form
   140,954.52/194,619.32 = 90,741/x
3. Step 3: Cross multiply
   140,954.52x = 194,619.32 × 90,741
4. Step 4: Simplify right side
   140,954.52x = 17,659,951,716.12
5. Step 5: Solve for x
   x = 17,659,951,716.12/140,954.52
6. Step 6: Final answer
   x = 125,288.30