Finding the Fourth Proportional to 1,792.43, 2,688.71 and 494.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,792.43 : 2,688.71 = 494.00 : x
2. Step 2: Convert to fraction form
   1,792.43/2,688.71 = 494.00/x
3. Step 3: Cross multiply
   1,792.43x = 2,688.71 × 494.00
4. Step 4: Simplify right side
   1,792.43x = 1,328,206.83
5. Step 5: Solve for x
   x = 1,328,206.83/1,792.43
6. Step 6: Final answer
   x = 741.01