Finding the Fourth Proportional to 2,644.87, 3,932.69 and 2,534.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644.87 : 3,932.69 = 2,534.15 : x
2. Step 2: Convert to fraction form
   2,644.87/3,932.69 = 2,534.15/x
3. Step 3: Cross multiply
   2,644.87x = 3,932.69 × 2,534.15
4. Step 4: Simplify right side
   2,644.87x = 9,965,994.03
5. Step 5: Solve for x
   x = 9,965,994.03/2,644.87
6. Step 6: Final answer
   x = 3,768.05