Finding the Fourth Proportional to 19,826.57, 27,360.59 and 10,874.05

Step by Step Solution

1. Step 1: Write the proportion equation
   19,826.57 : 27,360.59 = 10,874.05 : x
2. Step 2: Convert to fraction form
   19,826.57/27,360.59 = 10,874.05/x
3. Step 3: Cross multiply
   19,826.57x = 27,360.59 × 10,874.05
4. Step 4: Simplify right side
   19,826.57x = 297,520,300.92
5. Step 5: Solve for x
   x = 297,520,300.92/19,826.57
6. Step 6: Final answer
   x = 15,006.14