Finding the Fourth Proportional to 2,050.59, 3,076.34 and 663.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.59 : 3,076.34 = 663.97 : x
2. Step 2: Convert to fraction form
   2,050.59/3,076.34 = 663.97/x
3. Step 3: Cross multiply
   2,050.59x = 3,076.34 × 663.97
4. Step 4: Simplify right side
   2,050.59x = 2,042,597.47
5. Step 5: Solve for x
   x = 2,042,597.47/2,050.59
6. Step 6: Final answer
   x = 996.10