Finding the Fourth Proportional to 2,641.91, 3,645.97 and 1,523.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.91 : 3,645.97 = 1,523.03 : x
2. Step 2: Convert to fraction form
   2,641.91/3,645.97 = 1,523.03/x
3. Step 3: Cross multiply
   2,641.91x = 3,645.97 × 1,523.03
4. Step 4: Simplify right side
   2,641.91x = 5,552,921.69
5. Step 5: Solve for x
   x = 5,552,921.69/2,641.91
6. Step 6: Final answer
   x = 2,101.86