Finding the Fourth Proportional to 7,647,608.32, 10,553,833.72 and 4,163,047.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,647,608.32 : 10,553,833.72 = 4,163,047.28 : x
2. Step 2: Convert to fraction form
   7,647,608.32/10,553,833.72 = 4,163,047.28/x
3. Step 3: Cross multiply
   7,647,608.32x = 10,553,833.72 × 4,163,047.28
4. Step 4: Simplify right side
   7,647,608.32x = 43,936,108,761,618.28
5. Step 5: Solve for x
   x = 43,936,108,761,618.28/7,647,608.32
6. Step 6: Final answer
   x = 5,745,078.32