Finding the Fourth Proportional to 140,635.82, 194,077.94 and 76,105.05

Step by Step Solution

1. Step 1: Write the proportion equation
   140,635.82 : 194,077.94 = 76,105.05 : x
2. Step 2: Convert to fraction form
   140,635.82/194,077.94 = 76,105.05/x
3. Step 3: Cross multiply
   140,635.82x = 194,077.94 × 76,105.05
4. Step 4: Simplify right side
   140,635.82x = 14,770,310,947.07
5. Step 5: Solve for x
   x = 14,770,310,947.07/140,635.82
6. Step 6: Final answer
   x = 105,025.25