Finding the Fourth Proportional to 3,362.83, 4,640.79 and 1,870.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,362.83 : 4,640.79 = 1,870.72 : x
2. Step 2: Convert to fraction form
   3,362.83/4,640.79 = 1,870.72/x
3. Step 3: Cross multiply
   3,362.83x = 4,640.79 × 1,870.72
4. Step 4: Simplify right side
   3,362.83x = 8,681,595.46
5. Step 5: Solve for x
   x = 8,681,595.46/3,362.83
6. Step 6: Final answer
   x = 2,581.64