Finding the Fourth Proportional to 2,555.09, 3,526.03 and 1,436.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.09 : 3,526.03 = 1,436.03 : x
2. Step 2: Convert to fraction form
   2,555.09/3,526.03 = 1,436.03/x
3. Step 3: Cross multiply
   2,555.09x = 3,526.03 × 1,436.03
4. Step 4: Simplify right side
   2,555.09x = 5,063,484.86
5. Step 5: Solve for x
   x = 5,063,484.86/2,555.09
6. Step 6: Final answer
   x = 1,981.72