Finding the Fourth Proportional to 11,850.81, 17,776.98 and 3,417.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,850.81 : 17,776.98 = 3,417.54 : x
2. Step 2: Convert to fraction form
   11,850.81/17,776.98 = 3,417.54/x
3. Step 3: Cross multiply
   11,850.81x = 17,776.98 × 3,417.54
4. Step 4: Simplify right side
   11,850.81x = 60,753,540.23
5. Step 5: Solve for x
   x = 60,753,540.23/11,850.81
6. Step 6: Final answer
   x = 5,126.53