Finding the Fourth Proportional to 2,756.52, 3,804.01 and 1,528.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,756.52 : 3,804.01 = 1,528.65 : x
2. Step 2: Convert to fraction form
   2,756.52/3,804.01 = 1,528.65/x
3. Step 3: Cross multiply
   2,756.52x = 3,804.01 × 1,528.65
4. Step 4: Simplify right side
   2,756.52x = 5,814,996.06
5. Step 5: Solve for x
   x = 5,814,996.06/2,756.52
6. Step 6: Final answer
   x = 2,109.54