Finding the Fourth Proportional to 16,761.88, 23,131.83 and 9,493.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,761.88 : 23,131.83 = 9,493.40 : x
2. Step 2: Convert to fraction form
   16,761.88/23,131.83 = 9,493.40/x
3. Step 3: Cross multiply
   16,761.88x = 23,131.83 × 9,493.40
4. Step 4: Simplify right side
   16,761.88x = 219,599,714.92
5. Step 5: Solve for x
   x = 219,599,714.92/16,761.88
6. Step 6: Final answer
   x = 13,101.14