Finding the Fourth Proportional to 12,944.06, 17,863.42 and 7,280.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,944.06 : 17,863.42 = 7,280.58 : x
2. Step 2: Convert to fraction form
   12,944.06/17,863.42 = 7,280.58/x
3. Step 3: Cross multiply
   12,944.06x = 17,863.42 × 7,280.58
4. Step 4: Simplify right side
   12,944.06x = 130,056,058.38
5. Step 5: Solve for x
   x = 130,056,058.38/12,944.06
6. Step 6: Final answer
   x = 10,047.55