Finding the Fourth Proportional to 9,485.28, 14,228.61 and 3,641.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,485.28 : 14,228.61 = 3,641.89 : x
2. Step 2: Convert to fraction form
   9,485.28/14,228.61 = 3,641.89/x
3. Step 3: Cross multiply
   9,485.28x = 14,228.61 × 3,641.89
4. Step 4: Simplify right side
   9,485.28x = 51,818,943.12
5. Step 5: Solve for x
   x = 51,818,943.12/9,485.28
6. Step 6: Final answer
   x = 5,463.09