Finding the Fourth Proportional to 3,801.14, 5,245.94 and 2,308.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,801.14 : 5,245.94 = 2,308.72 : x
2. Step 2: Convert to fraction form
   3,801.14/5,245.94 = 2,308.72/x
3. Step 3: Cross multiply
   3,801.14x = 5,245.94 × 2,308.72
4. Step 4: Simplify right side
   3,801.14x = 12,111,368.82
5. Step 5: Solve for x
   x = 12,111,368.82/3,801.14
6. Step 6: Final answer
   x = 3,186.25