Finding the Fourth Proportional to 2,451.77, 3,383.06 and 1,403.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.77 : 3,383.06 = 1,403.63 : x
2. Step 2: Convert to fraction form
   2,451.77/3,383.06 = 1,403.63/x
3. Step 3: Cross multiply
   2,451.77x = 3,383.06 × 1,403.63
4. Step 4: Simplify right side
   2,451.77x = 4,748,540.57
5. Step 5: Solve for x
   x = 4,748,540.57/2,451.77
6. Step 6: Final answer
   x = 1,936.78