Finding the Fourth Proportional to 3,870.92, 5,341.20 and 2,298.44

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870.92 : 5,341.20 = 2,298.44 : x
2. Step 2: Convert to fraction form
   3,870.92/5,341.20 = 2,298.44/x
3. Step 3: Cross multiply
   3,870.92x = 5,341.20 × 2,298.44
4. Step 4: Simplify right side
   3,870.92x = 12,276,427.73
5. Step 5: Solve for x
   x = 12,276,427.73/3,870.92
6. Step 6: Final answer
   x = 3,171.45