Finding the Fourth Proportional to 16,148.33, 22,283.40 and 8,977.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,148.33 : 22,283.40 = 8,977.69 : x
2. Step 2: Convert to fraction form
   16,148.33/22,283.40 = 8,977.69/x
3. Step 3: Cross multiply
   16,148.33x = 22,283.40 × 8,977.69
4. Step 4: Simplify right side
   16,148.33x = 200,053,457.35
5. Step 5: Solve for x
   x = 200,053,457.35/16,148.33
6. Step 6: Final answer
   x = 12,388.49