Finding the Fourth Proportional to 2,773.22, 3,827.52 and 2,648.66

Step by Step Solution

1. Step 1: Write the proportion equation
   2,773.22 : 3,827.52 = 2,648.66 : x
2. Step 2: Convert to fraction form
   2,773.22/3,827.52 = 2,648.66/x
3. Step 3: Cross multiply
   2,773.22x = 3,827.52 × 2,648.66
4. Step 4: Simplify right side
   2,773.22x = 10,137,799.12
5. Step 5: Solve for x
   x = 10,137,799.12/2,773.22
6. Step 6: Final answer
   x = 3,655.61