Finding the Fourth Proportional to 2,031.73, 3,047.58 and 492.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.73 : 3,047.58 = 492.73 : x
2. Step 2: Convert to fraction form
   2,031.73/3,047.58 = 492.73/x
3. Step 3: Cross multiply
   2,031.73x = 3,047.58 × 492.73
4. Step 4: Simplify right side
   2,031.73x = 1,501,618.86
5. Step 5: Solve for x
   x = 1,501,618.86/2,031.73
6. Step 6: Final answer
   x = 739.09