Finding the Fourth Proportional to 2,057.06, 2,837.82 and 1,429.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.06 : 2,837.82 = 1,429.08 : x
2. Step 2: Convert to fraction form
   2,057.06/2,837.82 = 1,429.08/x
3. Step 3: Cross multiply
   2,057.06x = 2,837.82 × 1,429.08
4. Step 4: Simplify right side
   2,057.06x = 4,055,471.81
5. Step 5: Solve for x
   x = 4,055,471.81/2,057.06
6. Step 6: Final answer
   x = 1,971.49