Finding the Fourth Proportional to 10,939.05, 16,404.48 and 3,541.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,939.05 : 16,404.48 = 3,541.53 : x
2. Step 2: Convert to fraction form
   10,939.05/16,404.48 = 3,541.53/x
3. Step 3: Cross multiply
   10,939.05x = 16,404.48 × 3,541.53
4. Step 4: Simplify right side
   10,939.05x = 58,096,958.05
5. Step 5: Solve for x
   x = 58,096,958.05/10,939.05
6. Step 6: Final answer
   x = 5,310.97