Finding the Third Proportional to 65,130 and 141,964.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,130 : 141,964.50 = 141,964.50 : x
2. Step 2: Convert to fraction form
   65,130/141,964.50 = 141,964.50/x
3. Step 3: Cross multiply
   65,130x = 141,964.50 × 141,964.50
4. Step 4: Simplify right side
   65,130x = 20,153,919,260.25
5. Step 5: Solve for x
   x = 20,153,919,260.25/65,130
6. Step 6: Final answer
   x = 309,441.41