Finding the Fourth Proportional to 267,849.45, 369,605.31 and 160,416.72

Step by Step Solution

1. Step 1: Write the proportion equation
   267,849.45 : 369,605.31 = 160,416.72 : x
2. Step 2: Convert to fraction form
   267,849.45/369,605.31 = 160,416.72/x
3. Step 3: Cross multiply
   267,849.45x = 369,605.31 × 160,416.72
4. Step 4: Simplify right side
   267,849.45x = 59,290,871,524.78
5. Step 5: Solve for x
   x = 59,290,871,524.78/267,849.45
6. Step 6: Final answer
   x = 221,358.94