Finding the Fourth Proportional to 3,776.24, 5,659.74 and 2,217.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,776.24 : 5,659.74 = 2,217.02 : x
2. Step 2: Convert to fraction form
   3,776.24/5,659.74 = 2,217.02/x
3. Step 3: Cross multiply
   3,776.24x = 5,659.74 × 2,217.02
4. Step 4: Simplify right side
   3,776.24x = 12,547,756.77
5. Step 5: Solve for x
   x = 12,547,756.77/3,776.24
6. Step 6: Final answer
   x = 3,322.82