Finding the Fourth Proportional to 11,065.77, 16,587.99 and 7,105.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,065.77 : 16,587.99 = 7,105.86 : x
2. Step 2: Convert to fraction form
   11,065.77/16,587.99 = 7,105.86/x
3. Step 3: Cross multiply
   11,065.77x = 16,587.99 × 7,105.86
4. Step 4: Simplify right side
   11,065.77x = 117,871,934.62
5. Step 5: Solve for x
   x = 117,871,934.62/11,065.77
6. Step 6: Final answer
   x = 10,651.94