Finding the Fourth Proportional to 2,388.01, 3,582.05 and 744.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388.01 : 3,582.05 = 744.72 : x
2. Step 2: Convert to fraction form
   2,388.01/3,582.05 = 744.72/x
3. Step 3: Cross multiply
   2,388.01x = 3,582.05 × 744.72
4. Step 4: Simplify right side
   2,388.01x = 2,667,619.29
5. Step 5: Solve for x
   x = 2,667,619.29/2,388.01
6. Step 6: Final answer
   x = 1,117.09