Finding the Fourth Proportional to 2,299.98, 3,173.86 and 1,305.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,299.98 : 3,173.86 = 1,305.35 : x
2. Step 2: Convert to fraction form
   2,299.98/3,173.86 = 1,305.35/x
3. Step 3: Cross multiply
   2,299.98x = 3,173.86 × 1,305.35
4. Step 4: Simplify right side
   2,299.98x = 4,142,998.15
5. Step 5: Solve for x
   x = 4,142,998.15/2,299.98
6. Step 6: Final answer
   x = 1,801.32