Finding the Fourth Proportional to 16,944.56, 23,375.62 and 10,978.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,944.56 : 23,375.62 = 10,978.24 : x
2. Step 2: Convert to fraction form
   16,944.56/23,375.62 = 10,978.24/x
3. Step 3: Cross multiply
   16,944.56x = 23,375.62 × 10,978.24
4. Step 4: Simplify right side
   16,944.56x = 256,623,166.51
5. Step 5: Solve for x
   x = 256,623,166.51/16,944.56
6. Step 6: Final answer
   x = 15,144.87