Finding the Fourth Proportional to 13,005.54, 17,947.59 and 7,037.19

Step by Step Solution

1. Step 1: Write the proportion equation
   13,005.54 : 17,947.59 = 7,037.19 : x
2. Step 2: Convert to fraction form
   13,005.54/17,947.59 = 7,037.19/x
3. Step 3: Cross multiply
   13,005.54x = 17,947.59 × 7,037.19
4. Step 4: Simplify right side
   13,005.54x = 126,300,600.87
5. Step 5: Solve for x
   x = 126,300,600.87/13,005.54
6. Step 6: Final answer
   x = 9,711.29