Finding the Third Proportional to 19,105.88 and 29,509.31

Step by Step Solution

1. Step 1: Write the proportion equation
   19,105.88 : 29,509.31 = 29,509.31 : x
2. Step 2: Convert to fraction form
   19,105.88/29,509.31 = 29,509.31/x
3. Step 3: Cross multiply
   19,105.88x = 29,509.31 × 29,509.31
4. Step 4: Simplify right side
   19,105.88x = 870,799,524.22
5. Step 5: Solve for x
   x = 870,799,524.22/19,105.88
6. Step 6: Final answer
   x = 45,577.58