Finding the Fourth Proportional to 17,148.42, 23,664.78 and 10,078.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,148.42 : 23,664.78 = 10,078.92 : x
2. Step 2: Convert to fraction form
   17,148.42/23,664.78 = 10,078.92/x
3. Step 3: Cross multiply
   17,148.42x = 23,664.78 × 10,078.92
4. Step 4: Simplify right side
   17,148.42x = 238,515,424.44
5. Step 5: Solve for x
   x = 238,515,424.44/17,148.42
6. Step 6: Final answer
   x = 13,908.89