Finding the Fourth Proportional to 5,900.25, 8,137.47 and 3,540.72

Step by Step Solution

1. Step 1: Write the proportion equation
   5,900.25 : 8,137.47 = 3,540.72 : x
2. Step 2: Convert to fraction form
   5,900.25/8,137.47 = 3,540.72/x
3. Step 3: Cross multiply
   5,900.25x = 8,137.47 × 3,540.72
4. Step 4: Simplify right side
   5,900.25x = 28,812,502.78
5. Step 5: Solve for x
   x = 28,812,502.78/5,900.25
6. Step 6: Final answer
   x = 4,883.27