Finding the Fourth Proportional to 158,190.45, 218,404.71 and 141,165.42

Step by Step Solution

1. Step 1: Write the proportion equation
   158,190.45 : 218,404.71 = 141,165.42 : x
2. Step 2: Convert to fraction form
   158,190.45/218,404.71 = 141,165.42/x
3. Step 3: Cross multiply
   158,190.45x = 218,404.71 × 141,165.42
4. Step 4: Simplify right side
   158,190.45x = 30,831,192,207.62
5. Step 5: Solve for x
   x = 30,831,192,207.62/158,190.45
6. Step 6: Final answer
   x = 194,899.20