Finding the Fourth Proportional to 17,145.49, 25,697.02 and 10,118.38

Step by Step Solution

1. Step 1: Write the proportion equation
   17,145.49 : 25,697.02 = 10,118.38 : x
2. Step 2: Convert to fraction form
   17,145.49/25,697.02 = 10,118.38/x
3. Step 3: Cross multiply
   17,145.49x = 25,697.02 × 10,118.38
4. Step 4: Simplify right side
   17,145.49x = 260,012,213.23
5. Step 5: Solve for x
   x = 260,012,213.23/17,145.49
6. Step 6: Final answer
   x = 15,165.05