Finding the Fourth Proportional to 16,188.57, 22,343.55 and 10,216.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,188.57 : 22,343.55 = 10,216.23 : x
2. Step 2: Convert to fraction form
   16,188.57/22,343.55 = 10,216.23/x
3. Step 3: Cross multiply
   16,188.57x = 22,343.55 × 10,216.23
4. Step 4: Simplify right side
   16,188.57x = 228,266,845.82
5. Step 5: Solve for x
   x = 228,266,845.82/16,188.57
6. Step 6: Final answer
   x = 14,100.49