Finding the Fourth Proportional to 2,655.87, 3,665.30 and 1,536.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655.87 : 3,665.30 = 1,536.86 : x
2. Step 2: Convert to fraction form
   2,655.87/3,665.30 = 1,536.86/x
3. Step 3: Cross multiply
   2,655.87x = 3,665.30 × 1,536.86
4. Step 4: Simplify right side
   2,655.87x = 5,633,026.95
5. Step 5: Solve for x
   x = 5,633,026.95/2,655.87
6. Step 6: Final answer
   x = 2,120.97