Finding the Third Proportional to 30,105.94 and 65,574.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,105.94 : 65,574.38 = 65,574.38 : x
2. Step 2: Convert to fraction form
   30,105.94/65,574.38 = 65,574.38/x
3. Step 3: Cross multiply
   30,105.94x = 65,574.38 × 65,574.38
4. Step 4: Simplify right side
   30,105.94x = 4,299,998,656.64
5. Step 5: Solve for x
   x = 4,299,998,656.64/30,105.94
6. Step 6: Final answer
   x = 142,828.92