Finding the Fourth Proportional to 12,650.01, 17,456.56 and 6,984.64

Step by Step Solution

1. Step 1: Write the proportion equation
   12,650.01 : 17,456.56 = 6,984.64 : x
2. Step 2: Convert to fraction form
   12,650.01/17,456.56 = 6,984.64/x
3. Step 3: Cross multiply
   12,650.01x = 17,456.56 × 6,984.64
4. Step 4: Simplify right side
   12,650.01x = 121,927,665.03
5. Step 5: Solve for x
   x = 121,927,665.03/12,650.01
6. Step 6: Final answer
   x = 9,638.54