Finding the Fourth Proportional to 47,725.52, 71,582.81 and 12,667.91

Step by Step Solution

1. Step 1: Write the proportion equation
   47,725.52 : 71,582.81 = 12,667.91 : x
2. Step 2: Convert to fraction form
   47,725.52/71,582.81 = 12,667.91/x
3. Step 3: Cross multiply
   47,725.52x = 71,582.81 × 12,667.91
4. Step 4: Simplify right side
   47,725.52x = 906,804,173.37
5. Step 5: Solve for x
   x = 906,804,173.37/47,725.52
6. Step 6: Final answer
   x = 19,000.41