Finding the Fourth Proportional to 9,085.55, 13,628.77 and 3,162.71

Step by Step Solution

1. Step 1: Write the proportion equation
   9,085.55 : 13,628.77 = 3,162.71 : x
2. Step 2: Convert to fraction form
   9,085.55/13,628.77 = 3,162.71/x
3. Step 3: Cross multiply
   9,085.55x = 13,628.77 × 3,162.71
4. Step 4: Simplify right side
   9,085.55x = 43,103,873.33
5. Step 5: Solve for x
   x = 43,103,873.33/9,085.55
6. Step 6: Final answer
   x = 4,744.23