Finding the Fourth Proportional to 23,243.34, 34,807.60 and 12,159.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,243.34 : 34,807.60 = 12,159.35 : x
2. Step 2: Convert to fraction form
   23,243.34/34,807.60 = 12,159.35/x
3. Step 3: Cross multiply
   23,243.34x = 34,807.60 × 12,159.35
4. Step 4: Simplify right side
   23,243.34x = 423,237,791.06
5. Step 5: Solve for x
   x = 423,237,791.06/23,243.34
6. Step 6: Final answer
   x = 18,208.99