Finding the Fourth Proportional to 2,308.10, 3,185.33 and 1,363.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.10 : 3,185.33 = 1,363.64 : x
2. Step 2: Convert to fraction form
   2,308.10/3,185.33 = 1,363.64/x
3. Step 3: Cross multiply
   2,308.10x = 3,185.33 × 1,363.64
4. Step 4: Simplify right side
   2,308.10x = 4,343,620.66
5. Step 5: Solve for x
   x = 4,343,620.66/2,308.10
6. Step 6: Final answer
   x = 1,881.91