Finding the Fourth Proportional to 226,142.56, 339,225.72 and 68,367

Step by Step Solution

1. Step 1: Write the proportion equation
   226,142.56 : 339,225.72 = 68,367 : x
2. Step 2: Convert to fraction form
   226,142.56/339,225.72 = 68,367/x
3. Step 3: Cross multiply
   226,142.56x = 339,225.72 × 68,367
4. Step 4: Simplify right side
   226,142.56x = 23,191,844,799.24
5. Step 5: Solve for x
   x = 23,191,844,799.24/226,142.56
6. Step 6: Final answer
   x = 102,554.09