Finding the Fourth Proportional to 2,796.52, 3,859.12 and 1,537.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.52 : 3,859.12 = 1,537.70 : x
2. Step 2: Convert to fraction form
   2,796.52/3,859.12 = 1,537.70/x
3. Step 3: Cross multiply
   2,796.52x = 3,859.12 × 1,537.70
4. Step 4: Simplify right side
   2,796.52x = 5,934,168.83
5. Step 5: Solve for x
   x = 5,934,168.83/2,796.52
6. Step 6: Final answer
   x = 2,121.99