Finding the Fourth Proportional to 79,241.82, 109,352.79 and 42,942.54

Step by Step Solution

1. Step 1: Write the proportion equation
   79,241.82 : 109,352.79 = 42,942.54 : x
2. Step 2: Convert to fraction form
   79,241.82/109,352.79 = 42,942.54/x
3. Step 3: Cross multiply
   79,241.82x = 109,352.79 × 42,942.54
4. Step 4: Simplify right side
   79,241.82x = 4,695,886,558.69
5. Step 5: Solve for x
   x = 4,695,886,558.69/79,241.82
6. Step 6: Final answer
   x = 59,260.21