Finding the Fourth Proportional to 6,111.42, 8,433.77 and 3,316.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,111.42 : 8,433.77 = 3,316.92 : x
2. Step 2: Convert to fraction form
   6,111.42/8,433.77 = 3,316.92/x
3. Step 3: Cross multiply
   6,111.42x = 8,433.77 × 3,316.92
4. Step 4: Simplify right side
   6,111.42x = 27,974,123.80
5. Step 5: Solve for x
   x = 27,974,123.80/6,111.42
6. Step 6: Final answer
   x = 4,577.35