Finding the Fourth Proportional to 6,111.96, 8,434.50 and 3,317.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.96 : 8,434.50 = 3,317.46 : x
2. Step 2: Convert to fraction form
   6,111.96/8,434.50 = 3,317.46/x
3. Step 3: Cross multiply
   6,111.96x = 8,434.50 × 3,317.46
4. Step 4: Simplify right side
   6,111.96x = 27,981,116.37
5. Step 5: Solve for x
   x = 27,981,116.37/6,111.96
6. Step 6: Final answer
   x = 4,578.09