Finding the Fourth Proportional to 2,523.87, 3,482.96 and 1,528.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,523.87 : 3,482.96 = 1,528.45 : x
2. Step 2: Convert to fraction form
   2,523.87/3,482.96 = 1,528.45/x
3. Step 3: Cross multiply
   2,523.87x = 3,482.96 × 1,528.45
4. Step 4: Simplify right side
   2,523.87x = 5,323,513.86
5. Step 5: Solve for x
   x = 5,323,513.86/2,523.87
6. Step 6: Final answer
   x = 2,109.27