Finding the Fourth Proportional to 10,194.98, 14,067.94 and 5,717.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,194.98 : 14,067.94 = 5,717.80 : x
2. Step 2: Convert to fraction form
   10,194.98/14,067.94 = 5,717.80/x
3. Step 3: Cross multiply
   10,194.98x = 14,067.94 × 5,717.80
4. Step 4: Simplify right side
   10,194.98x = 80,437,667.33
5. Step 5: Solve for x
   x = 80,437,667.33/10,194.98
6. Step 6: Final answer
   x = 7,889.93