Finding the Fourth Proportional to 5,410.98, 7,468.71 and 3,172.95

Step by Step Solution

1. Step 1: Write the proportion equation
   5,410.98 : 7,468.71 = 3,172.95 : x
2. Step 2: Convert to fraction form
   5,410.98/7,468.71 = 3,172.95/x
3. Step 3: Cross multiply
   5,410.98x = 7,468.71 × 3,172.95
4. Step 4: Simplify right side
   5,410.98x = 23,697,843.39
5. Step 5: Solve for x
   x = 23,697,843.39/5,410.98
6. Step 6: Final answer
   x = 4,379.58