Finding the Fourth Proportional to 11,057.50, 16,578.94 and 4,475.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,057.50 : 16,578.94 = 4,475.98 : x
2. Step 2: Convert to fraction form
   11,057.50/16,578.94 = 4,475.98/x
3. Step 3: Cross multiply
   11,057.50x = 16,578.94 × 4,475.98
4. Step 4: Simplify right side
   11,057.50x = 74,207,003.86
5. Step 5: Solve for x
   x = 74,207,003.86/11,057.50
6. Step 6: Final answer
   x = 6,711.01