Finding the Fourth Proportional to 3,123.01, 4,309.77 and 1,796.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.01 : 4,309.77 = 1,796.23 : x
2. Step 2: Convert to fraction form
   3,123.01/4,309.77 = 1,796.23/x
3. Step 3: Cross multiply
   3,123.01x = 4,309.77 × 1,796.23
4. Step 4: Simplify right side
   3,123.01x = 7,741,338.17
5. Step 5: Solve for x
   x = 7,741,338.17/3,123.01
6. Step 6: Final answer
   x = 2,478.81