Finding the Fourth Proportional to 2,715.12, 3,747.06 and 1,536.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,715.12 : 3,747.06 = 1,536.30 : x
2. Step 2: Convert to fraction form
   2,715.12/3,747.06 = 1,536.30/x
3. Step 3: Cross multiply
   2,715.12x = 3,747.06 × 1,536.30
4. Step 4: Simplify right side
   2,715.12x = 5,756,608.28
5. Step 5: Solve for x
   x = 5,756,608.28/2,715.12
6. Step 6: Final answer
   x = 2,120.20