Finding the Fourth Proportional to 2,556.57, 3,527.99 and 1,437.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.57 : 3,527.99 = 1,437.51 : x
2. Step 2: Convert to fraction form
   2,556.57/3,527.99 = 1,437.51/x
3. Step 3: Cross multiply
   2,556.57x = 3,527.99 × 1,437.51
4. Step 4: Simplify right side
   2,556.57x = 5,071,513.72
5. Step 5: Solve for x
   x = 5,071,513.72/2,556.57
6. Step 6: Final answer
   x = 1,983.72