Finding the Fourth Proportional to 1,592.16, 2,386.82 and 618.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.16 : 2,386.82 = 618.03 : x
2. Step 2: Convert to fraction form
   1,592.16/2,386.82 = 618.03/x
3. Step 3: Cross multiply
   1,592.16x = 2,386.82 × 618.03
4. Step 4: Simplify right side
   1,592.16x = 1,475,123.27
5. Step 5: Solve for x
   x = 1,475,123.27/1,592.16
6. Step 6: Final answer
   x = 926.49