Finding the Fourth Proportional to 1,335.55, 1,843.05 and 738.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,335.55 : 1,843.05 = 738.08 : x
2. Step 2: Convert to fraction form
   1,335.55/1,843.05 = 738.08/x
3. Step 3: Cross multiply
   1,335.55x = 1,843.05 × 738.08
4. Step 4: Simplify right side
   1,335.55x = 1,360,321.65
5. Step 5: Solve for x
   x = 1,360,321.65/1,335.55
6. Step 6: Final answer
   x = 1,018.55