Finding the Fourth Proportional to 11,054.08, 16,578.58 and 3,156.43

Step by Step Solution

1. Step 1: Write the proportion equation
   11,054.08 : 16,578.58 = 3,156.43 : x
2. Step 2: Convert to fraction form
   11,054.08/16,578.58 = 3,156.43/x
3. Step 3: Cross multiply
   11,054.08x = 16,578.58 × 3,156.43
4. Step 4: Simplify right side
   11,054.08x = 52,329,127.27
5. Step 5: Solve for x
   x = 52,329,127.27/11,054.08
6. Step 6: Final answer
   x = 4,733.92