Finding the Fourth Proportional to 3,123.01, 4,309.15 and 1,796.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,123.01 : 4,309.15 = 1,796.38 : x
2. Step 2: Convert to fraction form
   3,123.01/4,309.15 = 1,796.38/x
3. Step 3: Cross multiply
   3,123.01x = 4,309.15 × 1,796.38
4. Step 4: Simplify right side
   3,123.01x = 7,740,858.98
5. Step 5: Solve for x
   x = 7,740,858.98/3,123.01
6. Step 6: Final answer
   x = 2,478.66