Finding the Fourth Proportional to 16,930.36, 23,362.50 and 9,376.84

Step by Step Solution

1. Step 1: Write the proportion equation
   16,930.36 : 23,362.50 = 9,376.84 : x
2. Step 2: Convert to fraction form
   16,930.36/23,362.50 = 9,376.84/x
3. Step 3: Cross multiply
   16,930.36x = 23,362.50 × 9,376.84
4. Step 4: Simplify right side
   16,930.36x = 219,066,424.50
5. Step 5: Solve for x
   x = 219,066,424.50/16,930.36
6. Step 6: Final answer
   x = 12,939.27