Finding the Fourth Proportional to 374,581.89, 516,924.72 and 204,815.88

Step by Step Solution

1. Step 1: Write the proportion equation
   374,581.89 : 516,924.72 = 204,815.88 : x
2. Step 2: Convert to fraction form
   374,581.89/516,924.72 = 204,815.88/x
3. Step 3: Cross multiply
   374,581.89x = 516,924.72 × 204,815.88
4. Step 4: Simplify right side
   374,581.89x = 105,874,391,420.55
5. Step 5: Solve for x
   x = 105,874,391,420.55/374,581.89
6. Step 6: Final answer
   x = 282,646.85