Finding the Fourth Proportional to 2,648.43, 3,655.13 and 1,585.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648.43 : 3,655.13 = 1,585.98 : x
2. Step 2: Convert to fraction form
   2,648.43/3,655.13 = 1,585.98/x
3. Step 3: Cross multiply
   2,648.43x = 3,655.13 × 1,585.98
4. Step 4: Simplify right side
   2,648.43x = 5,796,955.15
5. Step 5: Solve for x
   x = 5,796,955.15/2,648.43
6. Step 6: Final answer
   x = 2,188.83