Finding the Fourth Proportional to 1,600.58, 2,401.64 and 723.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,600.58 : 2,401.64 = 723.71 : x
2. Step 2: Convert to fraction form
   1,600.58/2,401.64 = 723.71/x
3. Step 3: Cross multiply
   1,600.58x = 2,401.64 × 723.71
4. Step 4: Simplify right side
   1,600.58x = 1,738,086.55
5. Step 5: Solve for x
   x = 1,738,086.55/1,600.58
6. Step 6: Final answer
   x = 1,085.91