Finding the Fourth Proportional to 3,168.50, 4,753.72 and 2,245.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,168.50 : 4,753.72 = 2,245.86 : x
2. Step 2: Convert to fraction form
   3,168.50/4,753.72 = 2,245.86/x
3. Step 3: Cross multiply
   3,168.50x = 4,753.72 × 2,245.86
4. Step 4: Simplify right side
   3,168.50x = 10,676,189.60
5. Step 5: Solve for x
   x = 10,676,189.60/3,168.50
6. Step 6: Final answer
   x = 3,369.48