Finding the Fourth Proportional to 59,728.05, 89,529.17 and 30,083.58

Step by Step Solution

1. Step 1: Write the proportion equation
   59,728.05 : 89,529.17 = 30,083.58 : x
2. Step 2: Convert to fraction form
   59,728.05/89,529.17 = 30,083.58/x
3. Step 3: Cross multiply
   59,728.05x = 89,529.17 × 30,083.58
4. Step 4: Simplify right side
   59,728.05x = 2,693,357,797.61
5. Step 5: Solve for x
   x = 2,693,357,797.61/59,728.05
6. Step 6: Final answer
   x = 45,093.68