Finding the Fourth Proportional to 8,335.35, 12,498.30 and 3,399.21

Step by Step Solution

1. Step 1: Write the proportion equation
   8,335.35 : 12,498.30 = 3,399.21 : x
2. Step 2: Convert to fraction form
   8,335.35/12,498.30 = 3,399.21/x
3. Step 3: Cross multiply
   8,335.35x = 12,498.30 × 3,399.21
4. Step 4: Simplify right side
   8,335.35x = 42,484,346.34
5. Step 5: Solve for x
   x = 42,484,346.34/8,335.35
6. Step 6: Final answer
   x = 5,096.89