Finding the Fourth Proportional to 1,598.50, 2,397.89 and 444.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,598.50 : 2,397.89 = 444.25 : x
2. Step 2: Convert to fraction form
   1,598.50/2,397.89 = 444.25/x
3. Step 3: Cross multiply
   1,598.50x = 2,397.89 × 444.25
4. Step 4: Simplify right side
   1,598.50x = 1,065,262.63
5. Step 5: Solve for x
   x = 1,065,262.63/1,598.50
6. Step 6: Final answer
   x = 666.41