Finding the Third Proportional to 65,443.50 and 101,121.75

Step by Step Solution

1. Step 1: Write the proportion equation
   65,443.50 : 101,121.75 = 101,121.75 : x
2. Step 2: Convert to fraction form
   65,443.50/101,121.75 = 101,121.75/x
3. Step 3: Cross multiply
   65,443.50x = 101,121.75 × 101,121.75
4. Step 4: Simplify right side
   65,443.50x = 10,225,608,323.06
5. Step 5: Solve for x
   x = 10,225,608,323.06/65,443.50
6. Step 6: Final answer
   x = 156,250.94