Finding the Fourth Proportional to 16,188.42, 22,337.34 and 10,223.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,188.42 : 22,337.34 = 10,223.28 : x
2. Step 2: Convert to fraction form
   16,188.42/22,337.34 = 10,223.28/x
3. Step 3: Cross multiply
   16,188.42x = 22,337.34 × 10,223.28
4. Step 4: Simplify right side
   16,188.42x = 228,360,881.28
5. Step 5: Solve for x
   x = 228,360,881.28/16,188.42
6. Step 6: Final answer
   x = 14,106.43