Finding the Fourth Proportional to 18,494.68, 25,522.68 and 10,111.18

Step by Step Solution

1. Step 1: Write the proportion equation
   18,494.68 : 25,522.68 = 10,111.18 : x
2. Step 2: Convert to fraction form
   18,494.68/25,522.68 = 10,111.18/x
3. Step 3: Cross multiply
   18,494.68x = 25,522.68 × 10,111.18
4. Step 4: Simplify right side
   18,494.68x = 258,064,411.56
5. Step 5: Solve for x
   x = 258,064,411.56/18,494.68
6. Step 6: Final answer
   x = 13,953.44