Finding the Fourth Proportional to 3,123.34, 4,309.77 and 1,796.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.34 : 4,309.77 = 1,796.56 : x
2. Step 2: Convert to fraction form
   3,123.34/4,309.77 = 1,796.56/x
3. Step 3: Cross multiply
   3,123.34x = 4,309.77 × 1,796.56
4. Step 4: Simplify right side
   3,123.34x = 7,742,760.39
5. Step 5: Solve for x
   x = 7,742,760.39/3,123.34
6. Step 6: Final answer
   x = 2,479.00