Finding the Fourth Proportional to 10,900.06, 16,350.50 and 3,503.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,900.06 : 16,350.50 = 3,503.54 : x
2. Step 2: Convert to fraction form
   10,900.06/16,350.50 = 3,503.54/x
3. Step 3: Cross multiply
   10,900.06x = 16,350.50 × 3,503.54
4. Step 4: Simplify right side
   10,900.06x = 57,284,680.41
5. Step 5: Solve for x
   x = 57,284,680.41/10,900.06
6. Step 6: Final answer
   x = 5,255.45