Finding the Fourth Proportional to 17,627.57, 26,406.09 and 10,603.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,627.57 : 26,406.09 = 10,603.71 : x
2. Step 2: Convert to fraction form
   17,627.57/26,406.09 = 10,603.71/x
3. Step 3: Cross multiply
   17,627.57x = 26,406.09 × 10,603.71
4. Step 4: Simplify right side
   17,627.57x = 280,002,520.59
5. Step 5: Solve for x
   x = 280,002,520.59/17,627.57
6. Step 6: Final answer
   x = 15,884.35