Finding the Fourth Proportional to 3,968.93, 5,477.06 and 2,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,968.93 : 5,477.06 = 2,200.50 : x
2. Step 2: Convert to fraction form
   3,968.93/5,477.06 = 2,200.50/x
3. Step 3: Cross multiply
   3,968.93x = 5,477.06 × 2,200.50
4. Step 4: Simplify right side
   3,968.93x = 12,052,276.03
5. Step 5: Solve for x
   x = 12,052,276.03/3,968.93
6. Step 6: Final answer
   x = 3,036.65