Finding the Fourth Proportional to 3,883.82, 5,820.17 and 3,106.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,883.82 : 5,820.17 = 3,106.17 : x
2. Step 2: Convert to fraction form
   3,883.82/5,820.17 = 3,106.17/x
3. Step 3: Cross multiply
   3,883.82x = 5,820.17 × 3,106.17
4. Step 4: Simplify right side
   3,883.82x = 18,078,421.92
5. Step 5: Solve for x
   x = 18,078,421.92/3,883.82
6. Step 6: Final answer
   x = 4,654.81