Finding the Fourth Proportional to 2,560.23, 3,836.52 and 2,101.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,560.23 : 3,836.52 = 2,101.23 : x
2. Step 2: Convert to fraction form
   2,560.23/3,836.52 = 2,101.23/x
3. Step 3: Cross multiply
   2,560.23x = 3,836.52 × 2,101.23
4. Step 4: Simplify right side
   2,560.23x = 8,061,410.92
5. Step 5: Solve for x
   x = 8,061,410.92/2,560.23
6. Step 6: Final answer
   x = 3,148.71