Finding the Fourth Proportional to 10,948.96, 16,424.16 and 3,928.24

Step by Step Solution

1. Step 1: Write the proportion equation
   10,948.96 : 16,424.16 = 3,928.24 : x
2. Step 2: Convert to fraction form
   10,948.96/16,424.16 = 3,928.24/x
3. Step 3: Cross multiply
   10,948.96x = 16,424.16 × 3,928.24
4. Step 4: Simplify right side
   10,948.96x = 64,518,042.28
5. Step 5: Solve for x
   x = 64,518,042.28/10,948.96
6. Step 6: Final answer
   x = 5,892.62