Finding the Fourth Proportional to 17,963.34, 26,809.20 and 17,496.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,963.34 : 26,809.20 = 17,496.78 : x
2. Step 2: Convert to fraction form
   17,963.34/26,809.20 = 17,496.78/x
3. Step 3: Cross multiply
   17,963.34x = 26,809.20 × 17,496.78
4. Step 4: Simplify right side
   17,963.34x = 469,074,674.38
5. Step 5: Solve for x
   x = 469,074,674.38/17,963.34
6. Step 6: Final answer
   x = 26,112.89