Finding the Fourth Proportional to 1,417.38, 2,124.42 and 799.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417.38 : 2,124.42 = 799.38 : x
2. Step 2: Convert to fraction form
   1,417.38/2,124.42 = 799.38/x
3. Step 3: Cross multiply
   1,417.38x = 2,124.42 × 799.38
4. Step 4: Simplify right side
   1,417.38x = 1,698,218.86
5. Step 5: Solve for x
   x = 1,698,218.86/1,417.38
6. Step 6: Final answer
   x = 1,198.14