Finding the Fourth Proportional to 17,342.34, 23,931.99 and 9,685.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,342.34 : 23,931.99 = 9,685.86 : x
2. Step 2: Convert to fraction form
   17,342.34/23,931.99 = 9,685.86/x
3. Step 3: Cross multiply
   17,342.34x = 23,931.99 × 9,685.86
4. Step 4: Simplify right side
   17,342.34x = 231,801,904.66
5. Step 5: Solve for x
   x = 231,801,904.66/17,342.34
6. Step 6: Final answer
   x = 13,366.24