Finding the Fourth Proportional to 2,395.38, 3,305.52 and 1,687.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,395.38 : 3,305.52 = 1,687.51 : x
2. Step 2: Convert to fraction form
   2,395.38/3,305.52 = 1,687.51/x
3. Step 3: Cross multiply
   2,395.38x = 3,305.52 × 1,687.51
4. Step 4: Simplify right side
   2,395.38x = 5,578,102.19
5. Step 5: Solve for x
   x = 5,578,102.19/2,395.38
6. Step 6: Final answer
   x = 2,328.69