Finding the Fourth Proportional to 141,714.27, 195,403.46 and 105,843.69

Step by Step Solution

1. Step 1: Write the proportion equation
   141,714.27 : 195,403.46 = 105,843.69 : x
2. Step 2: Convert to fraction form
   141,714.27/195,403.46 = 105,843.69/x
3. Step 3: Cross multiply
   141,714.27x = 195,403.46 × 105,843.69
4. Step 4: Simplify right side
   141,714.27x = 20,682,222,715.95
5. Step 5: Solve for x
   x = 20,682,222,715.95/141,714.27
6. Step 6: Final answer
   x = 145,943.12