Finding the Fourth Proportional to 31,752.03, 47,638.71 and 12,036.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,752.03 : 47,638.71 = 12,036.09 : x
2. Step 2: Convert to fraction form
   31,752.03/47,638.71 = 12,036.09/x
3. Step 3: Cross multiply
   31,752.03x = 47,638.71 × 12,036.09
4. Step 4: Simplify right side
   31,752.03x = 573,383,801.04
5. Step 5: Solve for x
   x = 573,383,801.04/31,752.03
6. Step 6: Final answer
   x = 18,058.18