Finding the Fourth Proportional to 17,196.84, 23,731.38 and 9,643.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.84 : 23,731.38 = 9,643.17 : x
2. Step 2: Convert to fraction form
   17,196.84/23,731.38 = 9,643.17/x
3. Step 3: Cross multiply
   17,196.84x = 23,731.38 × 9,643.17
4. Step 4: Simplify right side
   17,196.84x = 228,845,731.67
5. Step 5: Solve for x
   x = 228,845,731.67/17,196.84
6. Step 6: Final answer
   x = 13,307.43