Finding the Fourth Proportional to 42,119.05, 58,129.56 and 27,006.20

Step by Step Solution

1. Step 1: Write the proportion equation
   42,119.05 : 58,129.56 = 27,006.20 : x
2. Step 2: Convert to fraction form
   42,119.05/58,129.56 = 27,006.20/x
3. Step 3: Cross multiply
   42,119.05x = 58,129.56 × 27,006.20
4. Step 4: Simplify right side
   42,119.05x = 1,569,858,523.27
5. Step 5: Solve for x
   x = 1,569,858,523.27/42,119.05
6. Step 6: Final answer
   x = 37,271.94