Finding the Fourth Proportional to 10,667.92, 16,007.76 and 4,824.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667.92 : 16,007.76 = 4,824.08 : x
2. Step 2: Convert to fraction form
   10,667.92/16,007.76 = 4,824.08/x
3. Step 3: Cross multiply
   10,667.92x = 16,007.76 × 4,824.08
4. Step 4: Simplify right side
   10,667.92x = 77,222,714.86
5. Step 5: Solve for x
   x = 77,222,714.86/10,667.92
6. Step 6: Final answer
   x = 7,238.78