Finding the Fourth Proportional to 5,181.42, 7,150.41 and 3,085.14

Step by Step Solution

1. Step 1: Write the proportion equation
   5,181.42 : 7,150.41 = 3,085.14 : x
2. Step 2: Convert to fraction form
   5,181.42/7,150.41 = 3,085.14/x
3. Step 3: Cross multiply
   5,181.42x = 7,150.41 × 3,085.14
4. Step 4: Simplify right side
   5,181.42x = 22,060,015.91
5. Step 5: Solve for x
   x = 22,060,015.91/5,181.42
6. Step 6: Final answer
   x = 4,257.52