Finding the Fourth Proportional to 325,300.43, 448,861.02 and 204,356.05

Step by Step Solution

1. Step 1: Write the proportion equation
   325,300.43 : 448,861.02 = 204,356.05 : x
2. Step 2: Convert to fraction form
   325,300.43/448,861.02 = 204,356.05/x
3. Step 3: Cross multiply
   325,300.43x = 448,861.02 × 204,356.05
4. Step 4: Simplify right side
   325,300.43x = 91,727,465,046.17
5. Step 5: Solve for x
   x = 91,727,465,046.17/325,300.43
6. Step 6: Final answer
   x = 281,977.69