Finding the Fourth Proportional to 16,781.48, 23,158.51 and 10,067.09

Step by Step Solution

1. Step 1: Write the proportion equation
   16,781.48 : 23,158.51 = 10,067.09 : x
2. Step 2: Convert to fraction form
   16,781.48/23,158.51 = 10,067.09/x
3. Step 3: Cross multiply
   16,781.48x = 23,158.51 × 10,067.09
4. Step 4: Simplify right side
   16,781.48x = 233,138,663.48
5. Step 5: Solve for x
   x = 233,138,663.48/16,781.48
6. Step 6: Final answer
   x = 13,892.62