Finding the Fourth Proportional to 17,196.09, 23,720.52 and 10,812.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,196.09 : 23,720.52 = 10,812.56 : x
2. Step 2: Convert to fraction form
   17,196.09/23,720.52 = 10,812.56/x
3. Step 3: Cross multiply
   17,196.09x = 23,720.52 × 10,812.56
4. Step 4: Simplify right side
   17,196.09x = 256,479,545.73
5. Step 5: Solve for x
   x = 256,479,545.73/17,196.09
6. Step 6: Final answer
   x = 14,914.99