Finding the Fourth Proportional to 2,486.37, 3,432.25 and 1,491.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,486.37 : 3,432.25 = 1,491.49 : x
2. Step 2: Convert to fraction form
   2,486.37/3,432.25 = 1,491.49/x
3. Step 3: Cross multiply
   2,486.37x = 3,432.25 × 1,491.49
4. Step 4: Simplify right side
   2,486.37x = 5,119,166.55
5. Step 5: Solve for x
   x = 5,119,166.55/2,486.37
6. Step 6: Final answer
   x = 2,058.89