Finding the Fourth Proportional to 2,635.64, 3,933.00 and 2,285.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,635.64 : 3,933.00 = 2,285.72 : x
2. Step 2: Convert to fraction form
   2,635.64/3,933.00 = 2,285.72/x
3. Step 3: Cross multiply
   2,635.64x = 3,933.00 × 2,285.72
4. Step 4: Simplify right side
   2,635.64x = 8,989,725.33
5. Step 5: Solve for x
   x = 8,989,725.33/2,635.64
6. Step 6: Final answer
   x = 3,410.83