Finding the Fourth Proportional to 19,168.69, 26,419.54 and 18,061.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,168.69 : 26,419.54 = 18,061.52 : x
2. Step 2: Convert to fraction form
   19,168.69/26,419.54 = 18,061.52/x
3. Step 3: Cross multiply
   19,168.69x = 26,419.54 × 18,061.52
4. Step 4: Simplify right side
   19,168.69x = 477,177,050.10
5. Step 5: Solve for x
   x = 477,177,050.10/19,168.69
6. Step 6: Final answer
   x = 24,893.57