Finding the Fourth Proportional to 17,168.48, 25,746.24 and 7,928

Step by Step Solution

1. Step 1: Write the proportion equation
   17,168.48 : 25,746.24 = 7,928 : x
2. Step 2: Convert to fraction form
   17,168.48/25,746.24 = 7,928/x
3. Step 3: Cross multiply
   17,168.48x = 25,746.24 × 7,928
4. Step 4: Simplify right side
   17,168.48x = 204,116,190.72
5. Step 5: Solve for x
   x = 204,116,190.72/17,168.48
6. Step 6: Final answer
   x = 11,889.01