Finding the Fourth Proportional to 1,131.74, 1,697.25 and 362.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,131.74 : 1,697.25 = 362.06 : x
2. Step 2: Convert to fraction form
   1,131.74/1,697.25 = 362.06/x
3. Step 3: Cross multiply
   1,131.74x = 1,697.25 × 362.06
4. Step 4: Simplify right side
   1,131.74x = 614,511.94
5. Step 5: Solve for x
   x = 614,511.94/1,131.74
6. Step 6: Final answer
   x = 542.98