Finding the Fourth Proportional to 13,003.94, 17,945.30 and 7,035.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,003.94 : 17,945.30 = 7,035.48 : x
2. Step 2: Convert to fraction form
   13,003.94/17,945.30 = 7,035.48/x
3. Step 3: Cross multiply
   13,003.94x = 17,945.30 × 7,035.48
4. Step 4: Simplify right side
   13,003.94x = 126,253,816.83
5. Step 5: Solve for x
   x = 126,253,816.83/13,003.94
6. Step 6: Final answer
   x = 9,708.89