Finding the Fourth Proportional to 10,050.72, 14,975.76 and 9,603.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,050.72 : 14,975.76 = 9,603.60 : x
2. Step 2: Convert to fraction form
   10,050.72/14,975.76 = 9,603.60/x
3. Step 3: Cross multiply
   10,050.72x = 14,975.76 × 9,603.60
4. Step 4: Simplify right side
   10,050.72x = 143,821,208.74
5. Step 5: Solve for x
   x = 143,821,208.74/10,050.72
6. Step 6: Final answer
   x = 14,309.54