Finding the Fourth Proportional to 8,293.22, 12,428.86 and 3,357.02

Step by Step Solution

1. Step 1: Write the proportion equation
   8,293.22 : 12,428.86 = 3,357.02 : x
2. Step 2: Convert to fraction form
   8,293.22/12,428.86 = 3,357.02/x
3. Step 3: Cross multiply
   8,293.22x = 12,428.86 × 3,357.02
4. Step 4: Simplify right side
   8,293.22x = 41,723,931.60
5. Step 5: Solve for x
   x = 41,723,931.60/8,293.22
6. Step 6: Final answer
   x = 5,031.09