Finding the Fourth Proportional to 2,398.38, 3,597.64 and 667.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398.38 : 3,597.64 = 667.01 : x
2. Step 2: Convert to fraction form
   2,398.38/3,597.64 = 667.01/x
3. Step 3: Cross multiply
   2,398.38x = 3,597.64 × 667.01
4. Step 4: Simplify right side
   2,398.38x = 2,399,642.20
5. Step 5: Solve for x
   x = 2,399,642.20/2,398.38
6. Step 6: Final answer
   x = 1,000.53