Finding the Third Proportional to 30,228 and 65,476

Step by Step Solution

1. Step 1: Write the proportion equation
   30,228 : 65,476 = 65,476 : x
2. Step 2: Convert to fraction form
   30,228/65,476 = 65,476/x
3. Step 3: Cross multiply
   30,228x = 65,476 × 65,476
4. Step 4: Simplify right side
   30,228x = 4,287,106,576
5. Step 5: Solve for x
   x = 4,287,106,576/30,228
6. Step 6: Final answer
   x = 141,825.68