Finding the Third Proportional to 30,183.73 and 65,557.32

Step by Step Solution

1. Step 1: Write the proportion equation
   30,183.73 : 65,557.32 = 65,557.32 : x
2. Step 2: Convert to fraction form
   30,183.73/65,557.32 = 65,557.32/x
3. Step 3: Cross multiply
   30,183.73x = 65,557.32 × 65,557.32
4. Step 4: Simplify right side
   30,183.73x = 4,297,761,990.47
5. Step 5: Solve for x
   x = 4,297,761,990.47/30,183.73
6. Step 6: Final answer
   x = 142,386.70