Finding the Fourth Proportional to 2,564.52, 3,539.09 and 1,503.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,564.52 : 3,539.09 = 1,503.05 : x
2. Step 2: Convert to fraction form
   2,564.52/3,539.09 = 1,503.05/x
3. Step 3: Cross multiply
   2,564.52x = 3,539.09 × 1,503.05
4. Step 4: Simplify right side
   2,564.52x = 5,319,404.01
5. Step 5: Solve for x
   x = 5,319,404.01/2,564.52
6. Step 6: Final answer
   x = 2,074.23