Finding the Fourth Proportional to 2,536.70, 3,499.54 and 1,528.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,536.70 : 3,499.54 = 1,528.82 : x
2. Step 2: Convert to fraction form
   2,536.70/3,499.54 = 1,528.82/x
3. Step 3: Cross multiply
   2,536.70x = 3,499.54 × 1,528.82
4. Step 4: Simplify right side
   2,536.70x = 5,350,145.42
5. Step 5: Solve for x
   x = 5,350,145.42/2,536.70
6. Step 6: Final answer
   x = 2,109.10