Finding the Fourth Proportional to 141,721.42, 195,597.78 and 83,584.56

Step by Step Solution

1. Step 1: Write the proportion equation
   141,721.42 : 195,597.78 = 83,584.56 : x
2. Step 2: Convert to fraction form
   141,721.42/195,597.78 = 83,584.56/x
3. Step 3: Cross multiply
   141,721.42x = 195,597.78 × 83,584.56
4. Step 4: Simplify right side
   141,721.42x = 16,348,954,378.28
5. Step 5: Solve for x
   x = 16,348,954,378.28/141,721.42
6. Step 6: Final answer
   x = 115,359.80