Finding the Fourth Proportional to 10,193.47, 14,072.26 and 7,919.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,193.47 : 14,072.26 = 7,919.73 : x
2. Step 2: Convert to fraction form
   10,193.47/14,072.26 = 7,919.73/x
3. Step 3: Cross multiply
   10,193.47x = 14,072.26 × 7,919.73
4. Step 4: Simplify right side
   10,193.47x = 111,448,499.69
5. Step 5: Solve for x
   x = 111,448,499.69/10,193.47
6. Step 6: Final answer
   x = 10,933.32