Finding the Fourth Proportional to 9,618.27, 13,273.88 and 5,370.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,618.27 : 13,273.88 = 5,370.17 : x
2. Step 2: Convert to fraction form
   9,618.27/13,273.88 = 5,370.17/x
3. Step 3: Cross multiply
   9,618.27x = 13,273.88 × 5,370.17
4. Step 4: Simplify right side
   9,618.27x = 71,282,992.16
5. Step 5: Solve for x
   x = 71,282,992.16/9,618.27
6. Step 6: Final answer
   x = 7,411.21