Finding the Fourth Proportional to 9,243.06, 13,858.89 and 3,981.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243.06 : 13,858.89 = 3,981.42 : x
2. Step 2: Convert to fraction form
   9,243.06/13,858.89 = 3,981.42/x
3. Step 3: Cross multiply
   9,243.06x = 13,858.89 × 3,981.42
4. Step 4: Simplify right side
   9,243.06x = 55,178,061.82
5. Step 5: Solve for x
   x = 55,178,061.82/9,243.06
6. Step 6: Final answer
   x = 5,969.67