Finding the Fourth Proportional to 2,683.86, 3,703.71 and 1,505.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,683.86 : 3,703.71 = 1,505.15 : x
2. Step 2: Convert to fraction form
   2,683.86/3,703.71 = 1,505.15/x
3. Step 3: Cross multiply
   2,683.86x = 3,703.71 × 1,505.15
4. Step 4: Simplify right side
   2,683.86x = 5,574,639.11
5. Step 5: Solve for x
   x = 5,574,639.11/2,683.86
6. Step 6: Final answer
   x = 2,077.10