Finding the Fourth Proportional to 5,084.16, 7,615.98 and 3,983.28

Step by Step Solution

1. Step 1: Write the proportion equation
   5,084.16 : 7,615.98 = 3,983.28 : x
2. Step 2: Convert to fraction form
   5,084.16/7,615.98 = 3,983.28/x
3. Step 3: Cross multiply
   5,084.16x = 7,615.98 × 3,983.28
4. Step 4: Simplify right side
   5,084.16x = 30,336,580.81
5. Step 5: Solve for x
   x = 30,336,580.81/5,084.16
6. Step 6: Final answer
   x = 5,966.88