Finding the Fourth Proportional to 16,944.22, 25,419.71 and 5,257

Step by Step Solution

1. Step 1: Write the proportion equation
   16,944.22 : 25,419.71 = 5,257 : x
2. Step 2: Convert to fraction form
   16,944.22/25,419.71 = 5,257/x
3. Step 3: Cross multiply
   16,944.22x = 25,419.71 × 5,257
4. Step 4: Simplify right side
   16,944.22x = 133,631,415.47
5. Step 5: Solve for x
   x = 133,631,415.47/16,944.22
6. Step 6: Final answer
   x = 7,886.55