Finding the Fourth Proportional to 42,039.49, 58,014.89 and 23,177.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,039.49 : 58,014.89 = 23,177.29 : x
2. Step 2: Convert to fraction form
   42,039.49/58,014.89 = 23,177.29/x
3. Step 3: Cross multiply
   42,039.49x = 58,014.89 × 23,177.29
4. Step 4: Simplify right side
   42,039.49x = 1,344,627,929.85
5. Step 5: Solve for x
   x = 1,344,627,929.85/42,039.49
6. Step 6: Final answer
   x = 31,984.88