Finding the Fourth Proportional to 12,944.50, 19,400.51 and 5,540.27

Step by Step Solution

1. Step 1: Write the proportion equation
   12,944.50 : 19,400.51 = 5,540.27 : x
2. Step 2: Convert to fraction form
   12,944.50/19,400.51 = 5,540.27/x
3. Step 3: Cross multiply
   12,944.50x = 19,400.51 × 5,540.27
4. Step 4: Simplify right side
   12,944.50x = 107,483,980.39
5. Step 5: Solve for x
   x = 107,483,980.39/12,944.50
6. Step 6: Final answer
   x = 8,303.45