Finding the Fourth Proportional to 16,505.82, 22,781.99 and 9,436.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,505.82 : 22,781.99 = 9,436.34 : x
2. Step 2: Convert to fraction form
   16,505.82/22,781.99 = 9,436.34/x
3. Step 3: Cross multiply
   16,505.82x = 22,781.99 × 9,436.34
4. Step 4: Simplify right side
   16,505.82x = 214,978,684.06
5. Step 5: Solve for x
   x = 214,978,684.06/16,505.82
6. Step 6: Final answer
   x = 13,024.42