Finding the Fourth Proportional to 8,577.96, 12,870.94 and 3,035.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,577.96 : 12,870.94 = 3,035.50 : x
2. Step 2: Convert to fraction form
   8,577.96/12,870.94 = 3,035.50/x
3. Step 3: Cross multiply
   8,577.96x = 12,870.94 × 3,035.50
4. Step 4: Simplify right side
   8,577.96x = 39,069,738.37
5. Step 5: Solve for x
   x = 39,069,738.37/8,577.96
6. Step 6: Final answer
   x = 4,554.67