Finding the Fourth Proportional to 17,355.64, 23,950.78 and 9,397.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,355.64 : 23,950.78 = 9,397.86 : x
2. Step 2: Convert to fraction form
   17,355.64/23,950.78 = 9,397.86/x
3. Step 3: Cross multiply
   17,355.64x = 23,950.78 × 9,397.86
4. Step 4: Simplify right side
   17,355.64x = 225,086,077.33
5. Step 5: Solve for x
   x = 225,086,077.33/17,355.64
6. Step 6: Final answer
   x = 12,969.05