Finding the Fourth Proportional to 47,627.94, 71,434.89 and 12,570.06

Step by Step Solution

1. Step 1: Write the proportion equation
   47,627.94 : 71,434.89 = 12,570.06 : x
2. Step 2: Convert to fraction form
   47,627.94/71,434.89 = 12,570.06/x
3. Step 3: Cross multiply
   47,627.94x = 71,434.89 × 12,570.06
4. Step 4: Simplify right side
   47,627.94x = 897,940,853.39
5. Step 5: Solve for x
   x = 897,940,853.39/47,627.94
6. Step 6: Final answer
   x = 18,853.24