Finding the Fourth Proportional to 22,147.16, 33,212.52 and 8,995.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,147.16 : 33,212.52 = 8,995.10 : x
2. Step 2: Convert to fraction form
   22,147.16/33,212.52 = 8,995.10/x
3. Step 3: Cross multiply
   22,147.16x = 33,212.52 × 8,995.10
4. Step 4: Simplify right side
   22,147.16x = 298,749,772.59
5. Step 5: Solve for x
   x = 298,749,772.59/22,147.16
6. Step 6: Final answer
   x = 13,489.31