Finding the Fourth Proportional to 16,927.61, 23,352.72 and 10,209.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,927.61 : 23,352.72 = 10,209.50 : x
2. Step 2: Convert to fraction form
   16,927.61/23,352.72 = 10,209.50/x
3. Step 3: Cross multiply
   16,927.61x = 23,352.72 × 10,209.50
4. Step 4: Simplify right side
   16,927.61x = 238,419,584.79
5. Step 5: Solve for x
   x = 238,419,584.79/16,927.61
6. Step 6: Final answer
   x = 14,084.66