Finding the Fourth Proportional to 18,611.82, 25,684.38 and 10,114.02

Step by Step Solution

1. Step 1: Write the proportion equation
   18,611.82 : 25,684.38 = 10,114.02 : x
2. Step 2: Convert to fraction form
   18,611.82/25,684.38 = 10,114.02/x
3. Step 3: Cross multiply
   18,611.82x = 25,684.38 × 10,114.02
4. Step 4: Simplify right side
   18,611.82x = 259,772,333.01
5. Step 5: Solve for x
   x = 259,772,333.01/18,611.82
6. Step 6: Final answer
   x = 13,957.38