Finding the Fourth Proportional to 42,133.72, 58,143.50 and 24,228.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,133.72 : 58,143.50 = 24,228.31 : x
2. Step 2: Convert to fraction form
   42,133.72/58,143.50 = 24,228.31/x
3. Step 3: Cross multiply
   42,133.72x = 58,143.50 × 24,228.31
4. Step 4: Simplify right side
   42,133.72x = 1,408,718,742.49
5. Step 5: Solve for x
   x = 1,408,718,742.49/42,133.72
6. Step 6: Final answer
   x = 33,434.48