Finding the Fourth Proportional to 1,119.80, 1,676.10 and 598.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,119.80 : 1,676.10 = 598.50 : x
2. Step 2: Convert to fraction form
   1,119.80/1,676.10 = 598.50/x
3. Step 3: Cross multiply
   1,119.80x = 1,676.10 × 598.50
4. Step 4: Simplify right side
   1,119.80x = 1,003,145.85
5. Step 5: Solve for x
   x = 1,003,145.85/1,119.80
6. Step 6: Final answer
   x = 895.82