Finding the Fourth Proportional to 8,820.11, 12,171.71 and 4,841.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,820.11 : 12,171.71 = 4,841.30 : x
2. Step 2: Convert to fraction form
   8,820.11/12,171.71 = 4,841.30/x
3. Step 3: Cross multiply
   8,820.11x = 12,171.71 × 4,841.30
4. Step 4: Simplify right side
   8,820.11x = 58,926,942.16
5. Step 5: Solve for x
   x = 58,926,942.16/8,820.11
6. Step 6: Final answer
   x = 6,680.97