Finding the Fourth Proportional to 10,016.58, 15,033.96 and 5,340.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,016.58 : 15,033.96 = 5,340.57 : x
2. Step 2: Convert to fraction form
   10,016.58/15,033.96 = 5,340.57/x
3. Step 3: Cross multiply
   10,016.58x = 15,033.96 × 5,340.57
4. Step 4: Simplify right side
   10,016.58x = 80,289,915.76
5. Step 5: Solve for x
   x = 80,289,915.76/10,016.58
6. Step 6: Final answer
   x = 8,015.70