Finding the Fourth Proportional to 12,667.01, 19,005.98 and 6,822.45

Step by Step Solution

1. Step 1: Write the proportion equation
   12,667.01 : 19,005.98 = 6,822.45 : x
2. Step 2: Convert to fraction form
   12,667.01/19,005.98 = 6,822.45/x
3. Step 3: Cross multiply
   12,667.01x = 19,005.98 × 6,822.45
4. Step 4: Simplify right side
   12,667.01x = 129,667,348.25
5. Step 5: Solve for x
   x = 129,667,348.25/12,667.01
6. Step 6: Final answer
   x = 10,236.62