Finding the Fourth Proportional to 42,342.50, 58,428.45 and 24,443.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,342.50 : 58,428.45 = 24,443.28 : x
2. Step 2: Convert to fraction form
   42,342.50/58,428.45 = 24,443.28/x
3. Step 3: Cross multiply
   42,342.50x = 58,428.45 × 24,443.28
4. Step 4: Simplify right side
   42,342.50x = 1,428,182,963.32
5. Step 5: Solve for x
   x = 1,428,182,963.32/42,342.50
6. Step 6: Final answer
   x = 33,729.30