Finding the Fourth Proportional to 12,794.56, 17,650.78 and 7,487.03

Step by Step Solution

1. Step 1: Write the proportion equation
   12,794.56 : 17,650.78 = 7,487.03 : x
2. Step 2: Convert to fraction form
   12,794.56/17,650.78 = 7,487.03/x
3. Step 3: Cross multiply
   12,794.56x = 17,650.78 × 7,487.03
4. Step 4: Simplify right side
   12,794.56x = 132,151,944.79
5. Step 5: Solve for x
   x = 132,151,944.79/12,794.56
6. Step 6: Final answer
   x = 10,328.76