Finding the Third Proportional to 72,697.50 and 98,196.75

Step by Step Solution

1. Step 1: Write the proportion equation
   72,697.50 : 98,196.75 = 98,196.75 : x
2. Step 2: Convert to fraction form
   72,697.50/98,196.75 = 98,196.75/x
3. Step 3: Cross multiply
   72,697.50x = 98,196.75 × 98,196.75
4. Step 4: Simplify right side
   72,697.50x = 9,642,601,710.56
5. Step 5: Solve for x
   x = 9,642,601,710.56/72,697.50
6. Step 6: Final answer
   x = 132,640.07