Finding the Fourth Proportional to 141,442.72, 195,143.16 and 80,182.34

Step by Step Solution

1. Step 1: Write the proportion equation
   141,442.72 : 195,143.16 = 80,182.34 : x
2. Step 2: Convert to fraction form
   141,442.72/195,143.16 = 80,182.34/x
3. Step 3: Cross multiply
   141,442.72x = 195,143.16 × 80,182.34
4. Step 4: Simplify right side
   141,442.72x = 15,647,035,260.55
5. Step 5: Solve for x
   x = 15,647,035,260.55/141,442.72
6. Step 6: Final answer
   x = 110,624.54