Finding the Fourth Proportional to 6,189.01, 8,540.72 and 3,500.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,189.01 : 8,540.72 = 3,500.18 : x
2. Step 2: Convert to fraction form
   6,189.01/8,540.72 = 3,500.18/x
3. Step 3: Cross multiply
   6,189.01x = 8,540.72 × 3,500.18
4. Step 4: Simplify right side
   6,189.01x = 29,894,074.31
5. Step 5: Solve for x
   x = 29,894,074.31/6,189.01
6. Step 6: Final answer
   x = 4,830.19