Finding the Fourth Proportional to 1,061.37, 1,591.74 and 367.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.37 : 1,591.74 = 367.85 : x
2. Step 2: Convert to fraction form
   1,061.37/1,591.74 = 367.85/x
3. Step 3: Cross multiply
   1,061.37x = 1,591.74 × 367.85
4. Step 4: Simplify right side
   1,061.37x = 585,525.54
5. Step 5: Solve for x
   x = 585,525.54/1,061.37
6. Step 6: Final answer
   x = 551.67