Finding the Fourth Proportional to 13,005.55, 17,947.60 and 7,037.33

Step by Step Solution

1. Step 1: Write the proportion equation
   13,005.55 : 17,947.60 = 7,037.33 : x
2. Step 2: Convert to fraction form
   13,005.55/17,947.60 = 7,037.33/x
3. Step 3: Cross multiply
   13,005.55x = 17,947.60 × 7,037.33
4. Step 4: Simplify right side
   13,005.55x = 126,303,116.16
5. Step 5: Solve for x
   x = 126,303,116.16/13,005.55
6. Step 6: Final answer
   x = 9,711.48