Finding the Fourth Proportional to 6,600.56, 9,108.72 and 3,806

Step by Step Solution

1. Step 1: Write the proportion equation
   6,600.56 : 9,108.72 = 3,806 : x
2. Step 2: Convert to fraction form
   6,600.56/9,108.72 = 3,806/x
3. Step 3: Cross multiply
   6,600.56x = 9,108.72 × 3,806
4. Step 4: Simplify right side
   6,600.56x = 34,667,788.32
5. Step 5: Solve for x
   x = 34,667,788.32/6,600.56
6. Step 6: Final answer
   x = 5,252.25