Finding the Fourth Proportional to 2,686.58, 3,707.30 and 1,491.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,686.58 : 3,707.30 = 1,491.48 : x
2. Step 2: Convert to fraction form
   2,686.58/3,707.30 = 1,491.48/x
3. Step 3: Cross multiply
   2,686.58x = 3,707.30 × 1,491.48
4. Step 4: Simplify right side
   2,686.58x = 5,529,350.83
5. Step 5: Solve for x
   x = 5,529,350.83/2,686.58
6. Step 6: Final answer
   x = 2,058.13