Finding the Fourth Proportional to 6,696.42, 10,031.55 and 3,181.42

Step by Step Solution

1. Step 1: Write the proportion equation
   6,696.42 : 10,031.55 = 3,181.42 : x
2. Step 2: Convert to fraction form
   6,696.42/10,031.55 = 3,181.42/x
3. Step 3: Cross multiply
   6,696.42x = 10,031.55 × 3,181.42
4. Step 4: Simplify right side
   6,696.42x = 31,914,573.80
5. Step 5: Solve for x
   x = 31,914,573.80/6,696.42
6. Step 6: Final answer
   x = 4,765.92