Finding the Fourth Proportional to 2,209.82, 3,050.13 and 1,370.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209.82 : 3,050.13 = 1,370.05 : x
2. Step 2: Convert to fraction form
   2,209.82/3,050.13 = 1,370.05/x
3. Step 3: Cross multiply
   2,209.82x = 3,050.13 × 1,370.05
4. Step 4: Simplify right side
   2,209.82x = 4,178,830.61
5. Step 5: Solve for x
   x = 4,178,830.61/2,209.82
6. Step 6: Final answer
   x = 1,891.03