Finding the Fourth Proportional to 1,419.41, 2,127.37 and 801.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,419.41 : 2,127.37 = 801.83 : x
2. Step 2: Convert to fraction form
   1,419.41/2,127.37 = 801.83/x
3. Step 3: Cross multiply
   1,419.41x = 2,127.37 × 801.83
4. Step 4: Simplify right side
   1,419.41x = 1,705,789.09
5. Step 5: Solve for x
   x = 1,705,789.09/1,419.41
6. Step 6: Final answer
   x = 1,201.76