Finding the Fourth Proportional to 11,400.76, 17,100.96 and 5,850.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,400.76 : 17,100.96 = 5,850.90 : x
2. Step 2: Convert to fraction form
   11,400.76/17,100.96 = 5,850.90/x
3. Step 3: Cross multiply
   11,400.76x = 17,100.96 × 5,850.90
4. Step 4: Simplify right side
   11,400.76x = 100,056,006.86
5. Step 5: Solve for x
   x = 100,056,006.86/11,400.76
6. Step 6: Final answer
   x = 8,776.26