Finding the Fourth Proportional to 140,892.05, 194,433.38 and 76,363.34

Step by Step Solution

1. Step 1: Write the proportion equation
   140,892.05 : 194,433.38 = 76,363.34 : x
2. Step 2: Convert to fraction form
   140,892.05/194,433.38 = 76,363.34/x
3. Step 3: Cross multiply
   140,892.05x = 194,433.38 × 76,363.34
4. Step 4: Simplify right side
   140,892.05x = 14,847,582,408.56
5. Step 5: Solve for x
   x = 14,847,582,408.56/140,892.05
6. Step 6: Final answer
   x = 105,382.69