Finding the Third Proportional to 19,144.79 and 29,678.27

Step by Step Solution

1. Step 1: Write the proportion equation
   19,144.79 : 29,678.27 = 29,678.27 : x
2. Step 2: Convert to fraction form
   19,144.79/29,678.27 = 29,678.27/x
3. Step 3: Cross multiply
   19,144.79x = 29,678.27 × 29,678.27
4. Step 4: Simplify right side
   19,144.79x = 880,799,914.23
5. Step 5: Solve for x
   x = 880,799,914.23/19,144.79
6. Step 6: Final answer
   x = 46,007.28