Finding the Fourth Proportional to 2,526.27, 3,789.54 and 1,065.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.27 : 3,789.54 = 1,065.57 : x
2. Step 2: Convert to fraction form
   2,526.27/3,789.54 = 1,065.57/x
3. Step 3: Cross multiply
   2,526.27x = 3,789.54 × 1,065.57
4. Step 4: Simplify right side
   2,526.27x = 4,038,020.14
5. Step 5: Solve for x
   x = 4,038,020.14/2,526.27
6. Step 6: Final answer
   x = 1,598.41