Finding the Fourth Proportional to 22,796.82, 34,161.21 and 18,665.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,796.82 : 34,161.21 = 18,665.82 : x
2. Step 2: Convert to fraction form
   22,796.82/34,161.21 = 18,665.82/x
3. Step 3: Cross multiply
   22,796.82x = 34,161.21 × 18,665.82
4. Step 4: Simplify right side
   22,796.82x = 637,646,996.84
5. Step 5: Solve for x
   x = 637,646,996.84/22,796.82
6. Step 6: Final answer
   x = 27,970.87