Finding the Fourth Proportional to 42,133.56, 58,142.79 and 23,270.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,133.56 : 58,142.79 = 23,270.28 : x
2. Step 2: Convert to fraction form
   42,133.56/58,142.79 = 23,270.28/x
3. Step 3: Cross multiply
   42,133.56x = 58,142.79 × 23,270.28
4. Step 4: Simplify right side
   42,133.56x = 1,352,999,003.28
5. Step 5: Solve for x
   x = 1,352,999,003.28/42,133.56
6. Step 6: Final answer
   x = 32,112.15