Finding the Fourth Proportional to 17,956.32, 26,744.79 and 17,019.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,956.32 : 26,744.79 = 17,019.56 : x
2. Step 2: Convert to fraction form
   17,956.32/26,744.79 = 17,019.56/x
3. Step 3: Cross multiply
   17,956.32x = 26,744.79 × 17,019.56
4. Step 4: Simplify right side
   17,956.32x = 455,184,424.37
5. Step 5: Solve for x
   x = 455,184,424.37/17,956.32
6. Step 6: Final answer
   x = 25,349.54