Finding the Fourth Proportional to 738.55, 1,019.00 and 598.55

Step by Step Solution

1. Step 1: Write the proportion equation
   738.55 : 1,019.00 = 598.55 : x
2. Step 2: Convert to fraction form
   738.55/1,019.00 = 598.55/x
3. Step 3: Cross multiply
   738.55x = 1,019.00 × 598.55
4. Step 4: Simplify right side
   738.55x = 609,919.46
5. Step 5: Solve for x
   x = 609,919.46/738.55
6. Step 6: Final answer
   x = 825.84