Finding the Fourth Proportional to 2,477.41, 3,416.86 and 2,105.62

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477.41 : 3,416.86 = 2,105.62 : x
2. Step 2: Convert to fraction form
   2,477.41/3,416.86 = 2,105.62/x
3. Step 3: Cross multiply
   2,477.41x = 3,416.86 × 2,105.62
4. Step 4: Simplify right side
   2,477.41x = 7,194,608.75
5. Step 5: Solve for x
   x = 7,194,608.75/2,477.41
6. Step 6: Final answer
   x = 2,904.08