Finding the Fourth Proportional to 18,494.76, 25,523.16 and 10,111.08

Step by Step Solution

1. Step 1: Write the proportion equation
   18,494.76 : 25,523.16 = 10,111.08 : x
2. Step 2: Convert to fraction form
   18,494.76/25,523.16 = 10,111.08/x
3. Step 3: Cross multiply
   18,494.76x = 25,523.16 × 10,111.08
4. Step 4: Simplify right side
   18,494.76x = 258,066,712.61
5. Step 5: Solve for x
   x = 258,066,712.61/18,494.76
6. Step 6: Final answer
   x = 13,953.50