Finding the Fourth Proportional to 9,541.55, 14,309.59 and 3,215.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,541.55 : 14,309.59 = 3,215.74 : x
2. Step 2: Convert to fraction form
   9,541.55/14,309.59 = 3,215.74/x
3. Step 3: Cross multiply
   9,541.55x = 14,309.59 × 3,215.74
4. Step 4: Simplify right side
   9,541.55x = 46,015,833.32
5. Step 5: Solve for x
   x = 46,015,833.32/9,541.55
6. Step 6: Final answer
   x = 4,822.68