Finding the Fourth Proportional to 199,667.91, 275,542.28 and 109,024.65

Step by Step Solution

1. Step 1: Write the proportion equation
   199,667.91 : 275,542.28 = 109,024.65 : x
2. Step 2: Convert to fraction form
   199,667.91/275,542.28 = 109,024.65/x
3. Step 3: Cross multiply
   199,667.91x = 275,542.28 × 109,024.65
4. Step 4: Simplify right side
   199,667.91x = 30,040,900,637.20
5. Step 5: Solve for x
   x = 30,040,900,637.20/199,667.91
6. Step 6: Final answer
   x = 150,454.33