Finding the Fourth Proportional to 1,353.57, 2,030.51 and 738.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353.57 : 2,030.51 = 738.18 : x
2. Step 2: Convert to fraction form
   1,353.57/2,030.51 = 738.18/x
3. Step 3: Cross multiply
   1,353.57x = 2,030.51 × 738.18
4. Step 4: Simplify right side
   1,353.57x = 1,498,871.72
5. Step 5: Solve for x
   x = 1,498,871.72/1,353.57
6. Step 6: Final answer
   x = 1,107.35