Finding the Fourth Proportional to 272,849.31, 409,136.72 and 159,033.69

Step by Step Solution

1. Step 1: Write the proportion equation
   272,849.31 : 409,136.72 = 159,033.69 : x
2. Step 2: Convert to fraction form
   272,849.31/409,136.72 = 159,033.69/x
3. Step 3: Cross multiply
   272,849.31x = 409,136.72 × 159,033.69
4. Step 4: Simplify right side
   272,849.31x = 65,066,521,500.93
5. Step 5: Solve for x
   x = 65,066,521,500.93/272,849.31
6. Step 6: Final answer
   x = 238,470.54