Finding the Fourth Proportional to 2,503.07, 3,454.25 and 1,368.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,503.07 : 3,454.25 = 1,368.77 : x
2. Step 2: Convert to fraction form
   2,503.07/3,454.25 = 1,368.77/x
3. Step 3: Cross multiply
   2,503.07x = 3,454.25 × 1,368.77
4. Step 4: Simplify right side
   2,503.07x = 4,728,049.66
5. Step 5: Solve for x
   x = 4,728,049.66/2,503.07
6. Step 6: Final answer
   x = 1,888.90