Finding the Fourth Proportional to 7,017.93, 9,684.78 and 3,874.14

Step by Step Solution

1. Step 1: Write the proportion equation
   7,017.93 : 9,684.78 = 3,874.14 : x
2. Step 2: Convert to fraction form
   7,017.93/9,684.78 = 3,874.14/x
3. Step 3: Cross multiply
   7,017.93x = 9,684.78 × 3,874.14
4. Step 4: Simplify right side
   7,017.93x = 37,520,193.59
5. Step 5: Solve for x
   x = 37,520,193.59/7,017.93
6. Step 6: Final answer
   x = 5,346.33