Finding the Fourth Proportional to 2,680.31, 3,698.83 and 1,501.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,680.31 : 3,698.83 = 1,501.39 : x
2. Step 2: Convert to fraction form
   2,680.31/3,698.83 = 1,501.39/x
3. Step 3: Cross multiply
   2,680.31x = 3,698.83 × 1,501.39
4. Step 4: Simplify right side
   2,680.31x = 5,553,386.37
5. Step 5: Solve for x
   x = 5,553,386.37/2,680.31
6. Step 6: Final answer
   x = 2,071.92