Finding the Fourth Proportional to 2,357.51, 3,558.42 and 2,357.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.51 : 3,558.42 = 2,357.51 : x
2. Step 2: Convert to fraction form
   2,357.51/3,558.42 = 2,357.51/x
3. Step 3: Cross multiply
   2,357.51x = 3,558.42 × 2,357.51
4. Step 4: Simplify right side
   2,357.51x = 8,389,010.73
5. Step 5: Solve for x
   x = 8,389,010.73/2,357.51
6. Step 6: Final answer
   x = 3,558.42