Finding the Fourth Proportional to 2,050.43, 2,829.86 and 1,211.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.43 : 2,829.86 = 1,211.06 : x
2. Step 2: Convert to fraction form
   2,050.43/2,829.86 = 1,211.06/x
3. Step 3: Cross multiply
   2,050.43x = 2,829.86 × 1,211.06
4. Step 4: Simplify right side
   2,050.43x = 3,427,110.05
5. Step 5: Solve for x
   x = 3,427,110.05/2,050.43
6. Step 6: Final answer
   x = 1,671.41