Finding the Fourth Proportional to 6,164.42, 8,506.90 and 3,331.78

Step by Step Solution

1. Step 1: Write the proportion equation
   6,164.42 : 8,506.90 = 3,331.78 : x
2. Step 2: Convert to fraction form
   6,164.42/8,506.90 = 3,331.78/x
3. Step 3: Cross multiply
   6,164.42x = 8,506.90 × 3,331.78
4. Step 4: Simplify right side
   6,164.42x = 28,343,123.89
5. Step 5: Solve for x
   x = 28,343,123.89/6,164.42
6. Step 6: Final answer
   x = 4,597.86