Finding the Fourth Proportional to 42,133.56, 58,143.90 and 24,228.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,133.56 : 58,143.90 = 24,228.72 : x
2. Step 2: Convert to fraction form
   42,133.56/58,143.90 = 24,228.72/x
3. Step 3: Cross multiply
   42,133.56x = 58,143.90 × 24,228.72
4. Step 4: Simplify right side
   42,133.56x = 1,408,752,272.81
5. Step 5: Solve for x
   x = 1,408,752,272.81/42,133.56
6. Step 6: Final answer
   x = 33,435.40