Finding the Fourth Proportional to 270,997.72, 373,954.89 and 150,144.10

Step by Step Solution

1. Step 1: Write the proportion equation
   270,997.72 : 373,954.89 = 150,144.10 : x
2. Step 2: Convert to fraction form
   270,997.72/373,954.89 = 150,144.10/x
3. Step 3: Cross multiply
   270,997.72x = 373,954.89 × 150,144.10
4. Step 4: Simplify right side
   270,997.72x = 56,147,120,399.65
5. Step 5: Solve for x
   x = 56,147,120,399.65/270,997.72
6. Step 6: Final answer
   x = 207,186.69