Finding the Fourth Proportional to 11,443.09, 17,167.08 and 3,545.43

Step by Step Solution

1. Step 1: Write the proportion equation
   11,443.09 : 17,167.08 = 3,545.43 : x
2. Step 2: Convert to fraction form
   11,443.09/17,167.08 = 3,545.43/x
3. Step 3: Cross multiply
   11,443.09x = 17,167.08 × 3,545.43
4. Step 4: Simplify right side
   11,443.09x = 60,864,607.12
5. Step 5: Solve for x
   x = 60,864,607.12/11,443.09
6. Step 6: Final answer
   x = 5,318.90