Finding the Fourth Proportional to 5,436.72, 7,499.93 and 3,197.17

Step by Step Solution

1. Step 1: Write the proportion equation
   5,436.72 : 7,499.93 = 3,197.17 : x
2. Step 2: Convert to fraction form
   5,436.72/7,499.93 = 3,197.17/x
3. Step 3: Cross multiply
   5,436.72x = 7,499.93 × 3,197.17
4. Step 4: Simplify right side
   5,436.72x = 23,978,497.71
5. Step 5: Solve for x
   x = 23,978,497.71/5,436.72
6. Step 6: Final answer
   x = 4,410.48