Finding the Fourth Proportional to 3,800.91, 5,242.89 and 2,307.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,800.91 : 5,242.89 = 2,307.37 : x
2. Step 2: Convert to fraction form
   3,800.91/5,242.89 = 2,307.37/x
3. Step 3: Cross multiply
   3,800.91x = 5,242.89 × 2,307.37
4. Step 4: Simplify right side
   3,800.91x = 12,097,287.10
5. Step 5: Solve for x
   x = 12,097,287.10/3,800.91
6. Step 6: Final answer
   x = 3,182.73