Finding the Fourth Proportional to 1,462.78, 2,018.63 and 799.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,462.78 : 2,018.63 = 799.61 : x
2. Step 2: Convert to fraction form
   1,462.78/2,018.63 = 799.61/x
3. Step 3: Cross multiply
   1,462.78x = 2,018.63 × 799.61
4. Step 4: Simplify right side
   1,462.78x = 1,614,112.74
5. Step 5: Solve for x
   x = 1,614,112.74/1,462.78
6. Step 6: Final answer
   x = 1,103.46