Finding the Fourth Proportional to 3,600.72, 4,961.76 and 3,150.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,600.72 : 4,961.76 = 3,150.24 : x
2. Step 2: Convert to fraction form
   3,600.72/4,961.76 = 3,150.24/x
3. Step 3: Cross multiply
   3,600.72x = 4,961.76 × 3,150.24
4. Step 4: Simplify right side
   3,600.72x = 15,630,734.82
5. Step 5: Solve for x
   x = 15,630,734.82/3,600.72
6. Step 6: Final answer
   x = 4,341.00