Finding the Fourth Proportional to 10,906.56, 16,355.52 and 4,667.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,906.56 : 16,355.52 = 4,667.04 : x
2. Step 2: Convert to fraction form
   10,906.56/16,355.52 = 4,667.04/x
3. Step 3: Cross multiply
   10,906.56x = 16,355.52 × 4,667.04
4. Step 4: Simplify right side
   10,906.56x = 76,331,866.06
5. Step 5: Solve for x
   x = 76,331,866.06/10,906.56
6. Step 6: Final answer
   x = 6,998.71