Finding the Fourth Proportional to 16,478.56, 22,740.24 and 10,191.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,478.56 : 22,740.24 = 10,191.52 : x
2. Step 2: Convert to fraction form
   16,478.56/22,740.24 = 10,191.52/x
3. Step 3: Cross multiply
   16,478.56x = 22,740.24 × 10,191.52
4. Step 4: Simplify right side
   16,478.56x = 231,757,610.76
5. Step 5: Solve for x
   x = 231,757,610.76/16,478.56
6. Step 6: Final answer
   x = 14,064.19