Finding the Fourth Proportional to 13,003.88, 17,945.20 and 7,035.41

Step by Step Solution

1. Step 1: Write the proportion equation
   13,003.88 : 17,945.20 = 7,035.41 : x
2. Step 2: Convert to fraction form
   13,003.88/17,945.20 = 7,035.41/x
3. Step 3: Cross multiply
   13,003.88x = 17,945.20 × 7,035.41
4. Step 4: Simplify right side
   13,003.88x = 126,251,752.67
5. Step 5: Solve for x
   x = 126,251,752.67/13,003.88
6. Step 6: Final answer
   x = 9,708.78