Finding the Third Proportional to 30,103 and 65,918

Step by Step Solution

1. Step 1: Write the proportion equation
   30,103 : 65,918 = 65,918 : x
2. Step 2: Convert to fraction form
   30,103/65,918 = 65,918/x
3. Step 3: Cross multiply
   30,103x = 65,918 × 65,918
4. Step 4: Simplify right side
   30,103x = 4,345,182,724
5. Step 5: Solve for x
   x = 4,345,182,724/30,103
6. Step 6: Final answer
   x = 144,343.84