Finding the Fourth Proportional to 59,958.37, 89,981.43 and 28,815.49

Step by Step Solution

1. Step 1: Write the proportion equation
   59,958.37 : 89,981.43 = 28,815.49 : x
2. Step 2: Convert to fraction form
   59,958.37/89,981.43 = 28,815.49/x
3. Step 3: Cross multiply
   59,958.37x = 89,981.43 × 28,815.49
4. Step 4: Simplify right side
   59,958.37x = 2,592,858,996.35
5. Step 5: Solve for x
   x = 2,592,858,996.35/59,958.37
6. Step 6: Final answer
   x = 43,244.32