Finding the Fourth Proportional to 2,571.91, 3,528.12 and 2,503.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,571.91 : 3,528.12 = 2,503.46 : x
2. Step 2: Convert to fraction form
   2,571.91/3,528.12 = 2,503.46/x
3. Step 3: Cross multiply
   2,571.91x = 3,528.12 × 2,503.46
4. Step 4: Simplify right side
   2,571.91x = 8,832,511.42
5. Step 5: Solve for x
   x = 8,832,511.42/2,571.91
6. Step 6: Final answer
   x = 3,434.23