Finding the Fourth Proportional to 2,003.95, 2,764.96 and 1,248.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.95 : 2,764.96 = 1,248.33 : x
2. Step 2: Convert to fraction form
   2,003.95/2,764.96 = 1,248.33/x
3. Step 3: Cross multiply
   2,003.95x = 2,764.96 × 1,248.33
4. Step 4: Simplify right side
   2,003.95x = 3,451,562.45
5. Step 5: Solve for x
   x = 3,451,562.45/2,003.95
6. Step 6: Final answer
   x = 1,722.38