Finding the Fourth Proportional to 3,566.48, 5,321.62 and 3,176.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,566.48 : 5,321.62 = 3,176.72 : x
2. Step 2: Convert to fraction form
   3,566.48/5,321.62 = 3,176.72/x
3. Step 3: Cross multiply
   3,566.48x = 5,321.62 × 3,176.72
4. Step 4: Simplify right side
   3,566.48x = 16,905,296.69
5. Step 5: Solve for x
   x = 16,905,296.69/3,566.48
6. Step 6: Final answer
   x = 4,740.05