Finding the Fourth Proportional to 2,003.10, 2,763.27 and 1,339.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.10 : 2,763.27 = 1,339.98 : x
2. Step 2: Convert to fraction form
   2,003.10/2,763.27 = 1,339.98/x
3. Step 3: Cross multiply
   2,003.10x = 2,763.27 × 1,339.98
4. Step 4: Simplify right side
   2,003.10x = 3,702,726.53
5. Step 5: Solve for x
   x = 3,702,726.53/2,003.10
6. Step 6: Final answer
   x = 1,848.50