Finding the Fourth Proportional to 1,017.38, 1,526.55 and 367.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,017.38 : 1,526.55 = 367.94 : x
2. Step 2: Convert to fraction form
   1,017.38/1,526.55 = 367.94/x
3. Step 3: Cross multiply
   1,017.38x = 1,526.55 × 367.94
4. Step 4: Simplify right side
   1,017.38x = 561,678.81
5. Step 5: Solve for x
   x = 561,678.81/1,017.38
6. Step 6: Final answer
   x = 552.08