Finding the Fourth Proportional to 8,816.45, 12,167.49 and 4,838.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,816.45 : 12,167.49 = 4,838.34 : x
2. Step 2: Convert to fraction form
   8,816.45/12,167.49 = 4,838.34/x
3. Step 3: Cross multiply
   8,816.45x = 12,167.49 × 4,838.34
4. Step 4: Simplify right side
   8,816.45x = 58,870,368.54
5. Step 5: Solve for x
   x = 58,870,368.54/8,816.45
6. Step 6: Final answer
   x = 6,677.34