Finding the Fourth Proportional to 2,067.79, 3,100.71 and 801.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067.79 : 3,100.71 = 801.93 : x
2. Step 2: Convert to fraction form
   2,067.79/3,100.71 = 801.93/x
3. Step 3: Cross multiply
   2,067.79x = 3,100.71 × 801.93
4. Step 4: Simplify right side
   2,067.79x = 2,486,548.36
5. Step 5: Solve for x
   x = 2,486,548.36/2,067.79
6. Step 6: Final answer
   x = 1,202.51