Finding the Fourth Proportional to 2,526.43, 3,790.40 and 1,526.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526.43 : 3,790.40 = 1,526.89 : x
2. Step 2: Convert to fraction form
   2,526.43/3,790.40 = 1,526.89/x
3. Step 3: Cross multiply
   2,526.43x = 3,790.40 × 1,526.89
4. Step 4: Simplify right side
   2,526.43x = 5,787,523.86
5. Step 5: Solve for x
   x = 5,787,523.86/2,526.43
6. Step 6: Final answer
   x = 2,290.79