Finding the Fourth Proportional to 17,136.72, 25,712.74 and 10,895.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,136.72 : 25,712.74 = 10,895.06 : x
2. Step 2: Convert to fraction form
   17,136.72/25,712.74 = 10,895.06/x
3. Step 3: Cross multiply
   17,136.72x = 25,712.74 × 10,895.06
4. Step 4: Simplify right side
   17,136.72x = 280,141,982.34
5. Step 5: Solve for x
   x = 280,141,982.34/17,136.72
6. Step 6: Final answer
   x = 16,347.47