Finding the Fourth Proportional to 16,148.72, 22,284.38 and 9,074.69

Step by Step Solution

1. Step 1: Write the proportion equation
   16,148.72 : 22,284.38 = 9,074.69 : x
2. Step 2: Convert to fraction form
   16,148.72/22,284.38 = 9,074.69/x
3. Step 3: Cross multiply
   16,148.72x = 22,284.38 × 9,074.69
4. Step 4: Simplify right side
   16,148.72x = 202,223,840.34
5. Step 5: Solve for x
   x = 202,223,840.34/16,148.72
6. Step 6: Final answer
   x = 12,522.59