Finding the Fourth Proportional to 13,005.47, 17,947.55 and 7,037.14

Step by Step Solution

1. Step 1: Write the proportion equation
   13,005.47 : 17,947.55 = 7,037.14 : x
2. Step 2: Convert to fraction form
   13,005.47/17,947.55 = 7,037.14/x
3. Step 3: Cross multiply
   13,005.47x = 17,947.55 × 7,037.14
4. Step 4: Simplify right side
   13,005.47x = 126,299,433.83
5. Step 5: Solve for x
   x = 126,299,433.83/13,005.47
6. Step 6: Final answer
   x = 9,711.25