Finding the Fourth Proportional to 8,485.56, 11,707.68 and 5,501.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,485.56 : 11,707.68 = 5,501.52 : x
2. Step 2: Convert to fraction form
   8,485.56/11,707.68 = 5,501.52/x
3. Step 3: Cross multiply
   8,485.56x = 11,707.68 × 5,501.52
4. Step 4: Simplify right side
   8,485.56x = 64,410,035.67
5. Step 5: Solve for x
   x = 64,410,035.67/8,485.56
6. Step 6: Final answer
   x = 7,590.55