Finding the Third Proportional to 23,479 and 30,480

Step by Step Solution

1. Step 1: Write the proportion equation
   23,479 : 30,480 = 30,480 : x
2. Step 2: Convert to fraction form
   23,479/30,480 = 30,480/x
3. Step 3: Cross multiply
   23,479x = 30,480 × 30,480
4. Step 4: Simplify right side
   23,479x = 929,030,400
5. Step 5: Solve for x
   x = 929,030,400/23,479
6. Step 6: Final answer
   x = 39,568.57