Finding the Fourth Proportional to 8,834.09, 12,191.27 and 4,855.30

Step by Step Solution

1. Step 1: Write the proportion equation
   8,834.09 : 12,191.27 = 4,855.30 : x
2. Step 2: Convert to fraction form
   8,834.09/12,191.27 = 4,855.30/x
3. Step 3: Cross multiply
   8,834.09x = 12,191.27 × 4,855.30
4. Step 4: Simplify right side
   8,834.09x = 59,192,338.34
5. Step 5: Solve for x
   x = 59,192,338.34/8,834.09
6. Step 6: Final answer
   x = 6,700.45