Finding the Fourth Proportional to 13,006.88, 17,949.50 and 7,038.53

Step by Step Solution

1. Step 1: Write the proportion equation
   13,006.88 : 17,949.50 = 7,038.53 : x
2. Step 2: Convert to fraction form
   13,006.88/17,949.50 = 7,038.53/x
3. Step 3: Cross multiply
   13,006.88x = 17,949.50 × 7,038.53
4. Step 4: Simplify right side
   13,006.88x = 126,338,063.00
5. Step 5: Solve for x
   x = 126,338,063.00/13,006.88
6. Step 6: Final answer
   x = 9,713.17