Finding the Fourth Proportional to 6,111.77, 8,434.24 and 3,317.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.77 : 8,434.24 = 3,317.27 : x
2. Step 2: Convert to fraction form
   6,111.77/8,434.24 = 3,317.27/x
3. Step 3: Cross multiply
   6,111.77x = 8,434.24 × 3,317.27
4. Step 4: Simplify right side
   6,111.77x = 27,978,651.32
5. Step 5: Solve for x
   x = 27,978,651.32/6,111.77
6. Step 6: Final answer
   x = 4,577.83