Finding the Third Proportional to 81,635.98 and 126,091.69

Step by Step Solution

1. Step 1: Write the proportion equation
   81,635.98 : 126,091.69 = 126,091.69 : x
2. Step 2: Convert to fraction form
   81,635.98/126,091.69 = 126,091.69/x
3. Step 3: Cross multiply
   81,635.98x = 126,091.69 × 126,091.69
4. Step 4: Simplify right side
   81,635.98x = 15,899,113,656.60
5. Step 5: Solve for x
   x = 15,899,113,656.60/81,635.98
6. Step 6: Final answer
   x = 194,756.21