Finding the Fourth Proportional to 13,039.14, 17,993.69 and 7,932.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,039.14 : 17,993.69 = 7,932.76 : x
2. Step 2: Convert to fraction form
   13,039.14/17,993.69 = 7,932.76/x
3. Step 3: Cross multiply
   13,039.14x = 17,993.69 × 7,932.76
4. Step 4: Simplify right side
   13,039.14x = 142,739,569.38
5. Step 5: Solve for x
   x = 142,739,569.38/13,039.14
6. Step 6: Final answer
   x = 10,947.01