Finding the Fourth Proportional to 6,007.96, 8,290.72 and 3,355.30

Step by Step Solution

1. Step 1: Write the proportion equation
   6,007.96 : 8,290.72 = 3,355.30 : x
2. Step 2: Convert to fraction form
   6,007.96/8,290.72 = 3,355.30/x
3. Step 3: Cross multiply
   6,007.96x = 8,290.72 × 3,355.30
4. Step 4: Simplify right side
   6,007.96x = 27,817,852.82
5. Step 5: Solve for x
   x = 27,817,852.82/6,007.96
6. Step 6: Final answer
   x = 4,630.17