Finding the Fourth Proportional to 2,807.11, 4,211.57 and 1,346.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,807.11 : 4,211.57 = 1,346.37 : x
2. Step 2: Convert to fraction form
   2,807.11/4,211.57 = 1,346.37/x
3. Step 3: Cross multiply
   2,807.11x = 4,211.57 × 1,346.37
4. Step 4: Simplify right side
   2,807.11x = 5,670,331.50
5. Step 5: Solve for x
   x = 5,670,331.50/2,807.11
6. Step 6: Final answer
   x = 2,019.99