Finding the Fourth Proportional to 1,023.21, 1,411.15 and 744.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,023.21 : 1,411.15 = 744.37 : x
2. Step 2: Convert to fraction form
   1,023.21/1,411.15 = 744.37/x
3. Step 3: Cross multiply
   1,023.21x = 1,411.15 × 744.37
4. Step 4: Simplify right side
   1,023.21x = 1,050,417.73
5. Step 5: Solve for x
   x = 1,050,417.73/1,023.21
6. Step 6: Final answer
   x = 1,026.59