Finding the Fourth Proportional to 6,884.10, 10,331.51 and 3,186.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,884.10 : 10,331.51 = 3,186.72 : x
2. Step 2: Convert to fraction form
   6,884.10/10,331.51 = 3,186.72/x
3. Step 3: Cross multiply
   6,884.10x = 10,331.51 × 3,186.72
4. Step 4: Simplify right side
   6,884.10x = 32,923,613.61
5. Step 5: Solve for x
   x = 32,923,613.61/6,884.10
6. Step 6: Final answer
   x = 4,782.56