Finding the Third Proportional to 12,369 and 29,180

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369 : 29,180 = 29,180 : x
2. Step 2: Convert to fraction form
   12,369/29,180 = 29,180/x
3. Step 3: Cross multiply
   12,369x = 29,180 × 29,180
4. Step 4: Simplify right side
   12,369x = 851,472,400
5. Step 5: Solve for x
   x = 851,472,400/12,369
6. Step 6: Final answer
   x = 68,839.23