Finding the Fourth Proportional to 296,857.59, 409,668.45 and 160,895.91

Step by Step Solution

1. Step 1: Write the proportion equation
   296,857.59 : 409,668.45 = 160,895.91 : x
2. Step 2: Convert to fraction form
   296,857.59/409,668.45 = 160,895.91/x
3. Step 3: Cross multiply
   296,857.59x = 409,668.45 × 160,895.91
4. Step 4: Simplify right side
   296,857.59x = 65,913,978,061.04
5. Step 5: Solve for x
   x = 65,913,978,061.04/296,857.59
6. Step 6: Final answer
   x = 222,039.05