Finding the Fourth Proportional to 309,451.37, 427,182.82 and 194,898.37

Step by Step Solution

1. Step 1: Write the proportion equation
   309,451.37 : 427,182.82 = 194,898.37 : x
2. Step 2: Convert to fraction form
   309,451.37/427,182.82 = 194,898.37/x
3. Step 3: Cross multiply
   309,451.37x = 427,182.82 × 194,898.37
4. Step 4: Simplify right side
   309,451.37x = 83,257,233,174.09
5. Step 5: Solve for x
   x = 83,257,233,174.09/309,451.37
6. Step 6: Final answer
   x = 269,047.87