Finding the Third Proportional to 65,701.13 and 89,105.06

Step by Step Solution

1. Step 1: Write the proportion equation
   65,701.13 : 89,105.06 = 89,105.06 : x
2. Step 2: Convert to fraction form
   65,701.13/89,105.06 = 89,105.06/x
3. Step 3: Cross multiply
   65,701.13x = 89,105.06 × 89,105.06
4. Step 4: Simplify right side
   65,701.13x = 7,939,712,163.13
5. Step 5: Solve for x
   x = 7,939,712,163.13/65,701.13
6. Step 6: Final answer
   x = 120,845.91