Finding the Fourth Proportional to 17,384.10, 23,976.99 and 12,277.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,384.10 : 23,976.99 = 12,277.50 : x
2. Step 2: Convert to fraction form
   17,384.10/23,976.99 = 12,277.50/x
3. Step 3: Cross multiply
   17,384.10x = 23,976.99 × 12,277.50
4. Step 4: Simplify right side
   17,384.10x = 294,377,494.73
5. Step 5: Solve for x
   x = 294,377,494.73/17,384.10
6. Step 6: Final answer
   x = 16,933.72