Finding the Fourth Proportional to 1,137.02, 1,569.52 and 744.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,137.02 : 1,569.52 = 744.72 : x
2. Step 2: Convert to fraction form
   1,137.02/1,569.52 = 744.72/x
3. Step 3: Cross multiply
   1,137.02x = 1,569.52 × 744.72
4. Step 4: Simplify right side
   1,137.02x = 1,168,852.93
5. Step 5: Solve for x
   x = 1,168,852.93/1,137.02
6. Step 6: Final answer
   x = 1,028.00