Finding the Fourth Proportional to 19,086.42, 26,339.33 and 10,588.71

Step by Step Solution

1. Step 1: Write the proportion equation
   19,086.42 : 26,339.33 = 10,588.71 : x
2. Step 2: Convert to fraction form
   19,086.42/26,339.33 = 10,588.71/x
3. Step 3: Cross multiply
   19,086.42x = 26,339.33 × 10,588.71
4. Step 4: Simplify right side
   19,086.42x = 278,899,474.02
5. Step 5: Solve for x
   x = 278,899,474.02/19,086.42
6. Step 6: Final answer
   x = 14,612.46