Finding the Fourth Proportional to 17,263.19, 23,865.67 and 17,105.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,263.19 : 23,865.67 = 17,105.31 : x
2. Step 2: Convert to fraction form
   17,263.19/23,865.67 = 17,105.31/x
3. Step 3: Cross multiply
   17,263.19x = 23,865.67 × 17,105.31
4. Step 4: Simplify right side
   17,263.19x = 408,229,705.09
5. Step 5: Solve for x
   x = 408,229,705.09/17,263.19
6. Step 6: Final answer
   x = 23,647.41