Finding the Fourth Proportional to 67,528.49, 101,211.83 and 31,456.32

Step by Step Solution

1. Step 1: Write the proportion equation
   67,528.49 : 101,211.83 = 31,456.32 : x
2. Step 2: Convert to fraction form
   67,528.49/101,211.83 = 31,456.32/x
3. Step 3: Cross multiply
   67,528.49x = 101,211.83 × 31,456.32
4. Step 4: Simplify right side
   67,528.49x = 3,183,751,293.40
5. Step 5: Solve for x
   x = 3,183,751,293.40/67,528.49
6. Step 6: Final answer
   x = 47,146.79