Finding the Fourth Proportional to 17,196.84, 23,721.56 and 10,813.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.84 : 23,721.56 = 10,813.31 : x
2. Step 2: Convert to fraction form
   17,196.84/23,721.56 = 10,813.31/x
3. Step 3: Cross multiply
   17,196.84x = 23,721.56 × 10,813.31
4. Step 4: Simplify right side
   17,196.84x = 256,508,409.29
5. Step 5: Solve for x
   x = 256,508,409.29/17,196.84
6. Step 6: Final answer
   x = 14,916.02