Finding the Fourth Proportional to 3,969,665.01, 5,485,584.67 and 3,244,248.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,969,665.01 : 5,485,584.67 = 3,244,248.05 : x
2. Step 2: Convert to fraction form
   3,969,665.01/5,485,584.67 = 3,244,248.05/x
3. Step 3: Cross multiply
   3,969,665.01x = 5,485,584.67 × 3,244,248.05
4. Step 4: Simplify right side
   3,969,665.01x = 17,796,597,333,218.85
5. Step 5: Solve for x
   x = 17,796,597,333,218.85/3,969,665.01
6. Step 6: Final answer
   x = 4,483,148.40