Finding the Fourth Proportional to 2,104.46, 2,904.28 and 1,395.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.46 : 2,904.28 = 1,395.06 : x
2. Step 2: Convert to fraction form
   2,104.46/2,904.28 = 1,395.06/x
3. Step 3: Cross multiply
   2,104.46x = 2,904.28 × 1,395.06
4. Step 4: Simplify right side
   2,104.46x = 4,051,644.86
5. Step 5: Solve for x
   x = 4,051,644.86/2,104.46
6. Step 6: Final answer
   x = 1,925.27