Finding the Fourth Proportional to 16,894.94, 23,323.48 and 10,931.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,894.94 : 23,323.48 = 10,931.42 : x
2. Step 2: Convert to fraction form
   16,894.94/23,323.48 = 10,931.42/x
3. Step 3: Cross multiply
   16,894.94x = 23,323.48 × 10,931.42
4. Step 4: Simplify right side
   16,894.94x = 254,958,760.75
5. Step 5: Solve for x
   x = 254,958,760.75/16,894.94
6. Step 6: Final answer
   x = 15,090.83