Finding the Fourth Proportional to 6,418.50, 8,854.79 and 3,729.52

Step by Step Solution

1. Step 1: Write the proportion equation
   6,418.50 : 8,854.79 = 3,729.52 : x
2. Step 2: Convert to fraction form
   6,418.50/8,854.79 = 3,729.52/x
3. Step 3: Cross multiply
   6,418.50x = 8,854.79 × 3,729.52
4. Step 4: Simplify right side
   6,418.50x = 33,024,091.78
5. Step 5: Solve for x
   x = 33,024,091.78/6,418.50
6. Step 6: Final answer
   x = 5,145.14