Finding the Fourth Proportional to 1,462.90, 2,018.84 and 799.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,462.90 : 2,018.84 = 799.78 : x
2. Step 2: Convert to fraction form
   1,462.90/2,018.84 = 799.78/x
3. Step 3: Cross multiply
   1,462.90x = 2,018.84 × 799.78
4. Step 4: Simplify right side
   1,462.90x = 1,614,627.86
5. Step 5: Solve for x
   x = 1,614,627.86/1,462.90
6. Step 6: Final answer
   x = 1,103.72