Finding the Fourth Proportional to 3,484.72, 5,199.98 and 3,174.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,484.72 : 5,199.98 = 3,174.24 : x
2. Step 2: Convert to fraction form
   3,484.72/5,199.98 = 3,174.24/x
3. Step 3: Cross multiply
   3,484.72x = 5,199.98 × 3,174.24
4. Step 4: Simplify right side
   3,484.72x = 16,505,984.52
5. Step 5: Solve for x
   x = 16,505,984.52/3,484.72
6. Step 6: Final answer
   x = 4,736.67