Finding the Fourth Proportional to 1,662.94, 2,494.83 and 492.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662.94 : 2,494.83 = 492.98 : x
2. Step 2: Convert to fraction form
   1,662.94/2,494.83 = 492.98/x
3. Step 3: Cross multiply
   1,662.94x = 2,494.83 × 492.98
4. Step 4: Simplify right side
   1,662.94x = 1,229,907.53
5. Step 5: Solve for x
   x = 1,229,907.53/1,662.94
6. Step 6: Final answer
   x = 739.60