Finding the Fourth Proportional to 10,483.75, 15,728.06 and 3,558.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,483.75 : 15,728.06 = 3,558.25 : x
2. Step 2: Convert to fraction form
   10,483.75/15,728.06 = 3,558.25/x
3. Step 3: Cross multiply
   10,483.75x = 15,728.06 × 3,558.25
4. Step 4: Simplify right side
   10,483.75x = 55,964,369.50
5. Step 5: Solve for x
   x = 55,964,369.50/10,483.75
6. Step 6: Final answer
   x = 5,338.20