Finding the Fourth Proportional to 2,555.26, 3,526.28 and 1,436.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,555.26 : 3,526.28 = 1,436.17 : x
2. Step 2: Convert to fraction form
   2,555.26/3,526.28 = 1,436.17/x
3. Step 3: Cross multiply
   2,555.26x = 3,526.28 × 1,436.17
4. Step 4: Simplify right side
   2,555.26x = 5,064,337.55
5. Step 5: Solve for x
   x = 5,064,337.55/2,555.26
6. Step 6: Final answer
   x = 1,981.93