Finding the Fourth Proportional to 1,618.38, 2,428.18 and 796.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,618.38 : 2,428.18 = 796.13 : x
2. Step 2: Convert to fraction form
   1,618.38/2,428.18 = 796.13/x
3. Step 3: Cross multiply
   1,618.38x = 2,428.18 × 796.13
4. Step 4: Simplify right side
   1,618.38x = 1,933,141.92
5. Step 5: Solve for x
   x = 1,933,141.92/1,618.38
6. Step 6: Final answer
   x = 1,194.49