Finding the Fourth Proportional to 3,648.63, 5,035.77 and 2,076.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.63 : 5,035.77 = 2,076.69 : x
2. Step 2: Convert to fraction form
   3,648.63/5,035.77 = 2,076.69/x
3. Step 3: Cross multiply
   3,648.63x = 5,035.77 × 2,076.69
4. Step 4: Simplify right side
   3,648.63x = 10,457,733.20
5. Step 5: Solve for x
   x = 10,457,733.20/3,648.63
6. Step 6: Final answer
   x = 2,866.21