Finding the Fourth Proportional to 6,404.91, 9,607.86 and 2,458.07

Step by Step Solution

1. Step 1: Write the proportion equation
   6,404.91 : 9,607.86 = 2,458.07 : x
2. Step 2: Convert to fraction form
   6,404.91/9,607.86 = 2,458.07/x
3. Step 3: Cross multiply
   6,404.91x = 9,607.86 × 2,458.07
4. Step 4: Simplify right side
   6,404.91x = 23,616,744.39
5. Step 5: Solve for x
   x = 23,616,744.39/6,404.91
6. Step 6: Final answer
   x = 3,687.29