Finding the Fourth Proportional to 1,570.24, 2,357.34 and 1,082.08

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570.24 : 2,357.34 = 1,082.08 : x
2. Step 2: Convert to fraction form
   1,570.24/2,357.34 = 1,082.08/x
3. Step 3: Cross multiply
   1,570.24x = 2,357.34 × 1,082.08
4. Step 4: Simplify right side
   1,570.24x = 2,550,830.47
5. Step 5: Solve for x
   x = 2,550,830.47/1,570.24
6. Step 6: Final answer
   x = 1,624.48