Finding the Fourth Proportional to 2,309.06, 3,178.49 and 1,748.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309.06 : 3,178.49 = 1,748.54 : x
2. Step 2: Convert to fraction form
   2,309.06/3,178.49 = 1,748.54/x
3. Step 3: Cross multiply
   2,309.06x = 3,178.49 × 1,748.54
4. Step 4: Simplify right side
   2,309.06x = 5,557,716.90
5. Step 5: Solve for x
   x = 5,557,716.90/2,309.06
6. Step 6: Final answer
   x = 2,406.92