Finding the Fourth Proportional to 141,359.18, 195,074.33 and 80,940.47

Step by Step Solution

1. Step 1: Write the proportion equation
   141,359.18 : 195,074.33 = 80,940.47 : x
2. Step 2: Convert to fraction form
   141,359.18/195,074.33 = 80,940.47/x
3. Step 3: Cross multiply
   141,359.18x = 195,074.33 × 80,940.47
4. Step 4: Simplify right side
   141,359.18x = 15,789,406,575.06
5. Step 5: Solve for x
   x = 15,789,406,575.06/141,359.18
6. Step 6: Final answer
   x = 111,697.08