Finding the Fourth Proportional to 19,467.31, 29,205.83 and 5,616.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,467.31 : 29,205.83 = 5,616.31 : x
2. Step 2: Convert to fraction form
   19,467.31/29,205.83 = 5,616.31/x
3. Step 3: Cross multiply
   19,467.31x = 29,205.83 × 5,616.31
4. Step 4: Simplify right side
   19,467.31x = 164,028,995.09
5. Step 5: Solve for x
   x = 164,028,995.09/19,467.31
6. Step 6: Final answer
   x = 8,425.87