Finding the Fourth Proportional to 25,722.86, 38,581.79 and 17,456.00

Step by Step Solution

1. Step 1: Write the proportion equation
   25,722.86 : 38,581.79 = 17,456.00 : x
2. Step 2: Convert to fraction form
   25,722.86/38,581.79 = 17,456.00/x
3. Step 3: Cross multiply
   25,722.86x = 38,581.79 × 17,456.00
4. Step 4: Simplify right side
   25,722.86x = 673,483,446.05
5. Step 5: Solve for x
   x = 673,483,446.05/25,722.86
6. Step 6: Final answer
   x = 26,182.30