Finding the Fourth Proportional to 16,389.16, 22,615.82 and 10,101.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,389.16 : 22,615.82 = 10,101.64 : x
2. Step 2: Convert to fraction form
   16,389.16/22,615.82 = 10,101.64/x
3. Step 3: Cross multiply
   16,389.16x = 22,615.82 × 10,101.64
4. Step 4: Simplify right side
   16,389.16x = 228,456,871.94
5. Step 5: Solve for x
   x = 228,456,871.94/16,389.16
6. Step 6: Final answer
   x = 13,939.51