Finding the Fourth Proportional to 1,034.69, 1,551.49 and 384.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.69 : 1,551.49 = 384.89 : x
2. Step 2: Convert to fraction form
   1,034.69/1,551.49 = 384.89/x
3. Step 3: Cross multiply
   1,034.69x = 1,551.49 × 384.89
4. Step 4: Simplify right side
   1,034.69x = 597,144.27
5. Step 5: Solve for x
   x = 597,144.27/1,034.69
6. Step 6: Final answer
   x = 577.13