Finding the Fourth Proportional to 1,041.71, 1,563.33 and 493.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,041.71 : 1,563.33 = 493.89 : x
2. Step 2: Convert to fraction form
   1,041.71/1,563.33 = 493.89/x
3. Step 3: Cross multiply
   1,041.71x = 1,563.33 × 493.89
4. Step 4: Simplify right side
   1,041.71x = 772,114.29
5. Step 5: Solve for x
   x = 772,114.29/1,041.71
6. Step 6: Final answer
   x = 741.20