Finding the Fourth Proportional to 19,105.30, 26,358.06 and 14,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,105.30 : 26,358.06 = 14,081.50 : x
2. Step 2: Convert to fraction form
   19,105.30/26,358.06 = 14,081.50/x
3. Step 3: Cross multiply
   19,105.30x = 26,358.06 × 14,081.50
4. Step 4: Simplify right side
   19,105.30x = 371,161,021.89
5. Step 5: Solve for x
   x = 371,161,021.89/19,105.30
6. Step 6: Final answer
   x = 19,427.12