Finding the Fourth Proportional to 42,143.28, 58,159.50 and 24,238.31

Step by Step Solution

1. Step 1: Write the proportion equation
   42,143.28 : 58,159.50 = 24,238.31 : x
2. Step 2: Convert to fraction form
   42,143.28/58,159.50 = 24,238.31/x
3. Step 3: Cross multiply
   42,143.28x = 58,159.50 × 24,238.31
4. Step 4: Simplify right side
   42,143.28x = 1,409,687,990.45
5. Step 5: Solve for x
   x = 1,409,687,990.45/42,143.28
6. Step 6: Final answer
   x = 33,449.89