Finding the Fourth Proportional to 1,598.73, 2,401.58 and 1,139.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,598.73 : 2,401.58 = 1,139.46 : x
2. Step 2: Convert to fraction form
   1,598.73/2,401.58 = 1,139.46/x
3. Step 3: Cross multiply
   1,598.73x = 2,401.58 × 1,139.46
4. Step 4: Simplify right side
   1,598.73x = 2,736,504.35
5. Step 5: Solve for x
   x = 2,736,504.35/1,598.73
6. Step 6: Final answer
   x = 1,711.67