Finding the Fourth Proportional to 8,320.03, 12,472.74 and 3,393.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,320.03 : 12,472.74 = 3,393.82 : x
2. Step 2: Convert to fraction form
   8,320.03/12,472.74 = 3,393.82/x
3. Step 3: Cross multiply
   8,320.03x = 12,472.74 × 3,393.82
4. Step 4: Simplify right side
   8,320.03x = 42,330,234.47
5. Step 5: Solve for x
   x = 42,330,234.47/8,320.03
6. Step 6: Final answer
   x = 5,087.75