Finding the Fourth Proportional to 22,947.26, 31,667.01 and 12,875.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,947.26 : 31,667.01 = 12,875.49 : x
2. Step 2: Convert to fraction form
   22,947.26/31,667.01 = 12,875.49/x
3. Step 3: Cross multiply
   22,947.26x = 31,667.01 × 12,875.49
4. Step 4: Simplify right side
   22,947.26x = 407,728,270.58
5. Step 5: Solve for x
   x = 407,728,270.58/22,947.26
6. Step 6: Final answer
   x = 17,768.06