Finding the Fourth Proportional to 18,061.94, 27,087.35 and 6,372.42

Step by Step Solution

1. Step 1: Write the proportion equation
   18,061.94 : 27,087.35 = 6,372.42 : x
2. Step 2: Convert to fraction form
   18,061.94/27,087.35 = 6,372.42/x
3. Step 3: Cross multiply
   18,061.94x = 27,087.35 × 6,372.42
4. Step 4: Simplify right side
   18,061.94x = 172,611,970.89
5. Step 5: Solve for x
   x = 172,611,970.89/18,061.94
6. Step 6: Final answer
   x = 9,556.67