Finding the Fourth Proportional to 2,310.03, 3,187.83 and 1,262.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,310.03 : 3,187.83 = 1,262.09 : x
2. Step 2: Convert to fraction form
   2,310.03/3,187.83 = 1,262.09/x
3. Step 3: Cross multiply
   2,310.03x = 3,187.83 × 1,262.09
4. Step 4: Simplify right side
   2,310.03x = 4,023,328.36
5. Step 5: Solve for x
   x = 4,023,328.36/2,310.03
6. Step 6: Final answer
   x = 1,741.68