Finding the Fourth Proportional to 2,388.93, 3,583.17 and 744.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.93 : 3,583.17 = 744.58 : x
2. Step 2: Convert to fraction form
   2,388.93/3,583.17 = 744.58/x
3. Step 3: Cross multiply
   2,388.93x = 3,583.17 × 744.58
4. Step 4: Simplify right side
   2,388.93x = 2,667,956.72
5. Step 5: Solve for x
   x = 2,667,956.72/2,388.93
6. Step 6: Final answer
   x = 1,116.80