Finding the Fourth Proportional to 2,743.27, 4,116.03 and 988.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,743.27 : 4,116.03 = 988.51 : x
2. Step 2: Convert to fraction form
   2,743.27/4,116.03 = 988.51/x
3. Step 3: Cross multiply
   2,743.27x = 4,116.03 × 988.51
4. Step 4: Simplify right side
   2,743.27x = 4,068,736.82
5. Step 5: Solve for x
   x = 4,068,736.82/2,743.27
6. Step 6: Final answer
   x = 1,483.17