Finding the Fourth Proportional to 6,663.02, 9,996.69 and 3,200.54

Step by Step Solution

1. Step 1: Write the proportion equation
   6,663.02 : 9,996.69 = 3,200.54 : x
2. Step 2: Convert to fraction form
   6,663.02/9,996.69 = 3,200.54/x
3. Step 3: Cross multiply
   6,663.02x = 9,996.69 × 3,200.54
4. Step 4: Simplify right side
   6,663.02x = 31,994,806.21
5. Step 5: Solve for x
   x = 31,994,806.21/6,663.02
6. Step 6: Final answer
   x = 4,801.85