Finding the Fourth Proportional to 1,131.94, 1,697.58 and 401.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131.94 : 1,697.58 = 401.41 : x
2. Step 2: Convert to fraction form
   1,131.94/1,697.58 = 401.41/x
3. Step 3: Cross multiply
   1,131.94x = 1,697.58 × 401.41
4. Step 4: Simplify right side
   1,131.94x = 681,425.59
5. Step 5: Solve for x
   x = 681,425.59/1,131.94
6. Step 6: Final answer
   x = 602.00