Finding the Fourth Proportional to 2,684.77, 3,705.01 and 1,505.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,684.77 : 3,705.01 = 1,505.81 : x
2. Step 2: Convert to fraction form
   2,684.77/3,705.01 = 1,505.81/x
3. Step 3: Cross multiply
   2,684.77x = 3,705.01 × 1,505.81
4. Step 4: Simplify right side
   2,684.77x = 5,579,046.61
5. Step 5: Solve for x
   x = 5,579,046.61/2,684.77
6. Step 6: Final answer
   x = 2,078.04