Finding the Fourth Proportional to 6,335.06, 8,742.57 and 3,540.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,335.06 : 8,742.57 = 3,540.50 : x
2. Step 2: Convert to fraction form
   6,335.06/8,742.57 = 3,540.50/x
3. Step 3: Cross multiply
   6,335.06x = 8,742.57 × 3,540.50
4. Step 4: Simplify right side
   6,335.06x = 30,953,069.09
5. Step 5: Solve for x
   x = 30,953,069.09/6,335.06
6. Step 6: Final answer
   x = 4,885.99