Finding the Fourth Proportional to 2,633.61, 3,954.06 and 1,335.99

Step by Step Solution

1. Step 1: Write the proportion equation
   2,633.61 : 3,954.06 = 1,335.99 : x
2. Step 2: Convert to fraction form
   2,633.61/3,954.06 = 1,335.99/x
3. Step 3: Cross multiply
   2,633.61x = 3,954.06 × 1,335.99
4. Step 4: Simplify right side
   2,633.61x = 5,282,584.62
5. Step 5: Solve for x
   x = 5,282,584.62/2,633.61
6. Step 6: Final answer
   x = 2,005.83