Finding the Fourth Proportional to 1,828.42, 2,745 and 1,570.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,828.42 : 2,745 = 1,570.09 : x
2. Step 2: Convert to fraction form
   1,828.42/2,745 = 1,570.09/x
3. Step 3: Cross multiply
   1,828.42x = 2,745 × 1,570.09
4. Step 4: Simplify right side
   1,828.42x = 4,309,897.05
5. Step 5: Solve for x
   x = 4,309,897.05/1,828.42
6. Step 6: Final answer
   x = 2,357.17