Finding the Fourth Proportional to 16,933.99, 23,368.89 and 9,380.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,933.99 : 23,368.89 = 9,380.34 : x
2. Step 2: Convert to fraction form
   16,933.99/23,368.89 = 9,380.34/x
3. Step 3: Cross multiply
   16,933.99x = 23,368.89 × 9,380.34
4. Step 4: Simplify right side
   16,933.99x = 219,207,969.88
5. Step 5: Solve for x
   x = 219,207,969.88/16,933.99
6. Step 6: Final answer
   x = 12,944.85