Finding the Third Proportional to 30,214.58 and 65,805.54

Step by Step Solution

1. Step 1: Write the proportion equation
   30,214.58 : 65,805.54 = 65,805.54 : x
2. Step 2: Convert to fraction form
   30,214.58/65,805.54 = 65,805.54/x
3. Step 3: Cross multiply
   30,214.58x = 65,805.54 × 65,805.54
4. Step 4: Simplify right side
   30,214.58x = 4,330,368,971.31
5. Step 5: Solve for x
   x = 4,330,368,971.31/30,214.58
6. Step 6: Final answer
   x = 143,320.50