Finding the Fourth Proportional to 31,768.62, 43,868.56 and 19,852.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,768.62 : 43,868.56 = 19,852.32 : x
2. Step 2: Convert to fraction form
   31,768.62/43,868.56 = 19,852.32/x
3. Step 3: Cross multiply
   31,768.62x = 43,868.56 × 19,852.32
4. Step 4: Simplify right side
   31,768.62x = 870,892,691.06
5. Step 5: Solve for x
   x = 870,892,691.06/31,768.62
6. Step 6: Final answer
   x = 27,413.61