Finding the Fourth Proportional to 1,664.98, 2,493.71 and 799.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,664.98 : 2,493.71 = 799.94 : x
2. Step 2: Convert to fraction form
   1,664.98/2,493.71 = 799.94/x
3. Step 3: Cross multiply
   1,664.98x = 2,493.71 × 799.94
4. Step 4: Simplify right side
   1,664.98x = 1,994,818.38
5. Step 5: Solve for x
   x = 1,994,818.38/1,664.98
6. Step 6: Final answer
   x = 1,198.10