Finding the Third Proportional to 72,661.50 and 97,645.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,661.50 : 97,645.50 = 97,645.50 : x
2. Step 2: Convert to fraction form
   72,661.50/97,645.50 = 97,645.50/x
3. Step 3: Cross multiply
   72,661.50x = 97,645.50 × 97,645.50
4. Step 4: Simplify right side
   72,661.50x = 9,534,643,670.25
5. Step 5: Solve for x
   x = 9,534,643,670.25/72,661.50
6. Step 6: Final answer
   x = 131,220.02