Finding the Fourth Proportional to 2,217.22, 3,059.98 and 1,656.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,217.22 : 3,059.98 = 1,656.72 : x
2. Step 2: Convert to fraction form
   2,217.22/3,059.98 = 1,656.72/x
3. Step 3: Cross multiply
   2,217.22x = 3,059.98 × 1,656.72
4. Step 4: Simplify right side
   2,217.22x = 5,069,514.77
5. Step 5: Solve for x
   x = 5,069,514.77/2,217.22
6. Step 6: Final answer
   x = 2,286.43