Finding the Fourth Proportional to 17,361.64, 23,934.18 and 12,385

Step by Step Solution

1. Step 1: Write the proportion equation
   17,361.64 : 23,934.18 = 12,385 : x
2. Step 2: Convert to fraction form
   17,361.64/23,934.18 = 12,385/x
3. Step 3: Cross multiply
   17,361.64x = 23,934.18 × 12,385
4. Step 4: Simplify right side
   17,361.64x = 296,424,819.30
5. Step 5: Solve for x
   x = 296,424,819.30/17,361.64
6. Step 6: Final answer
   x = 17,073.55