Finding the Third Proportional to 19,717.88 and 29,811.94

Step by Step Solution

1. Step 1: Write the proportion equation
   19,717.88 : 29,811.94 = 29,811.94 : x
2. Step 2: Convert to fraction form
   19,717.88/29,811.94 = 29,811.94/x
3. Step 3: Cross multiply
   19,717.88x = 29,811.94 × 29,811.94
4. Step 4: Simplify right side
   19,717.88x = 888,751,617.50
5. Step 5: Solve for x
   x = 888,751,617.50/19,717.88
6. Step 6: Final answer
   x = 45,073.40