Finding the Fourth Proportional to 79,609.59, 119,273.58 and 42,086.43

Step by Step Solution

1. Step 1: Write the proportion equation
   79,609.59 : 119,273.58 = 42,086.43 : x
2. Step 2: Convert to fraction form
   79,609.59/119,273.58 = 42,086.43/x
3. Step 3: Cross multiply
   79,609.59x = 119,273.58 × 42,086.43
4. Step 4: Simplify right side
   79,609.59x = 5,019,799,175.52
5. Step 5: Solve for x
   x = 5,019,799,175.52/79,609.59
6. Step 6: Final answer
   x = 63,055.21