Finding the Fourth Proportional to 5,410.89, 8,117.53 and 1,662.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,410.89 : 8,117.53 = 1,662.69 : x
2. Step 2: Convert to fraction form
   5,410.89/8,117.53 = 1,662.69/x
3. Step 3: Cross multiply
   5,410.89x = 8,117.53 × 1,662.69
4. Step 4: Simplify right side
   5,410.89x = 13,496,930.33
5. Step 5: Solve for x
   x = 13,496,930.33/5,410.89
6. Step 6: Final answer
   x = 2,494.40