Finding the Fourth Proportional to 5,551.50, 7,657.83 and 3,456.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,551.50 : 7,657.83 = 3,456.30 : x
2. Step 2: Convert to fraction form
   5,551.50/7,657.83 = 3,456.30/x
3. Step 3: Cross multiply
   5,551.50x = 7,657.83 × 3,456.30
4. Step 4: Simplify right side
   5,551.50x = 26,467,757.83
5. Step 5: Solve for x
   x = 26,467,757.83/5,551.50
6. Step 6: Final answer
   x = 4,767.68