Finding the Fourth Proportional to 2,555.15, 3,525.87 and 1,436.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.15 : 3,525.87 = 1,436.00 : x
2. Step 2: Convert to fraction form
   2,555.15/3,525.87 = 1,436.00/x
3. Step 3: Cross multiply
   2,555.15x = 3,525.87 × 1,436.00
4. Step 4: Simplify right side
   2,555.15x = 5,063,131.69
5. Step 5: Solve for x
   x = 5,063,131.69/2,555.15
6. Step 6: Final answer
   x = 1,981.54