Finding the Fourth Proportional to 6,388,656.48, 8,816,538.78 and 3,635,738.82

Step by Step Solution

1. Step 1: Write the proportion equation
   6,388,656.48 : 8,816,538.78 = 3,635,738.82 : x
2. Step 2: Convert to fraction form
   6,388,656.48/8,816,538.78 = 3,635,738.82/x
3. Step 3: Cross multiply
   6,388,656.48x = 8,816,538.78 × 3,635,738.82
4. Step 4: Simplify right side
   6,388,656.48x = 32,054,632,300,481.44
5. Step 5: Solve for x
   x = 32,054,632,300,481.44/6,388,656.48
6. Step 6: Final answer
   x = 5,017,429.31