Finding the Third Proportional to 65,191.50 and 140,132.25

Step by Step Solution

1. Step 1: Write the proportion equation
   65,191.50 : 140,132.25 = 140,132.25 : x
2. Step 2: Convert to fraction form
   65,191.50/140,132.25 = 140,132.25/x
3. Step 3: Cross multiply
   65,191.50x = 140,132.25 × 140,132.25
4. Step 4: Simplify right side
   65,191.50x = 19,637,047,490.06
5. Step 5: Solve for x
   x = 19,637,047,490.06/65,191.50
6. Step 6: Final answer
   x = 301,220.98