Finding the Fourth Proportional to 17,323.57, 23,906.49 and 9,365.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,323.57 : 23,906.49 = 9,365.78 : x
2. Step 2: Convert to fraction form
   17,323.57/23,906.49 = 9,365.78/x
3. Step 3: Cross multiply
   17,323.57x = 23,906.49 × 9,365.78
4. Step 4: Simplify right side
   17,323.57x = 223,902,868.77
5. Step 5: Solve for x
   x = 223,902,868.77/17,323.57
6. Step 6: Final answer
   x = 12,924.75