Finding the Fourth Proportional to 16,930.10, 25,346.55 and 10,369.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,930.10 : 25,346.55 = 10,369.10 : x
2. Step 2: Convert to fraction form
   16,930.10/25,346.55 = 10,369.10/x
3. Step 3: Cross multiply
   16,930.10x = 25,346.55 × 10,369.10
4. Step 4: Simplify right side
   16,930.10x = 262,820,911.61
5. Step 5: Solve for x
   x = 262,820,911.61/16,930.10
6. Step 6: Final answer
   x = 15,523.88