Finding the Fourth Proportional to 16,108.57, 22,228.63 and 9,393.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,108.57 : 22,228.63 = 9,393.37 : x
2. Step 2: Convert to fraction form
   16,108.57/22,228.63 = 9,393.37/x
3. Step 3: Cross multiply
   16,108.57x = 22,228.63 × 9,393.37
4. Step 4: Simplify right side
   16,108.57x = 208,801,667.13
5. Step 5: Solve for x
   x = 208,801,667.13/16,108.57
6. Step 6: Final answer
   x = 12,962.15