Finding the Fourth Proportional to 2,460.89, 3,396.39 and 1,621.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,460.89 : 3,396.39 = 1,621.46 : x
2. Step 2: Convert to fraction form
   2,460.89/3,396.39 = 1,621.46/x
3. Step 3: Cross multiply
   2,460.89x = 3,396.39 × 1,621.46
4. Step 4: Simplify right side
   2,460.89x = 5,507,110.53
5. Step 5: Solve for x
   x = 5,507,110.53/2,460.89
6. Step 6: Final answer
   x = 2,237.85