Finding the Fourth Proportional to 11,091.27, 16,637.55 and 4,513.87

Step by Step Solution

1. Step 1: Write the proportion equation
   11,091.27 : 16,637.55 = 4,513.87 : x
2. Step 2: Convert to fraction form
   11,091.27/16,637.55 = 4,513.87/x
3. Step 3: Cross multiply
   11,091.27x = 16,637.55 × 4,513.87
4. Step 4: Simplify right side
   11,091.27x = 75,099,737.82
5. Step 5: Solve for x
   x = 75,099,737.82/11,091.27
6. Step 6: Final answer
   x = 6,771.07