Finding the Fourth Proportional to 3,920.82, 5,410.89 and 2,242.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,920.82 : 5,410.89 = 2,242.50 : x
2. Step 2: Convert to fraction form
   3,920.82/5,410.89 = 2,242.50/x
3. Step 3: Cross multiply
   3,920.82x = 5,410.89 × 2,242.50
4. Step 4: Simplify right side
   3,920.82x = 12,133,920.83
5. Step 5: Solve for x
   x = 12,133,920.83/3,920.82
6. Step 6: Final answer
   x = 3,094.74