Finding the Fourth Proportional to 16,748.82, 23,120.91 and 12,272.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,748.82 : 23,120.91 = 12,272.76 : x
2. Step 2: Convert to fraction form
   16,748.82/23,120.91 = 12,272.76/x
3. Step 3: Cross multiply
   16,748.82x = 23,120.91 × 12,272.76
4. Step 4: Simplify right side
   16,748.82x = 283,757,379.41
5. Step 5: Solve for x
   x = 283,757,379.41/16,748.82
6. Step 6: Final answer
   x = 16,941.93