Finding the Fourth Proportional to 42,239.50, 58,289.61 and 23,119.27

Step by Step Solution

1. Step 1: Write the proportion equation
   42,239.50 : 58,289.61 = 23,119.27 : x
2. Step 2: Convert to fraction form
   42,239.50/58,289.61 = 23,119.27/x
3. Step 3: Cross multiply
   42,239.50x = 58,289.61 × 23,119.27
4. Step 4: Simplify right side
   42,239.50x = 1,347,613,231.78
5. Step 5: Solve for x
   x = 1,347,613,231.78/42,239.50
6. Step 6: Final answer
   x = 31,904.10