Finding the Third Proportional to 65,842.59 and 144,501.06

Step by Step Solution

1. Step 1: Write the proportion equation
   65,842.59 : 144,501.06 = 144,501.06 : x
2. Step 2: Convert to fraction form
   65,842.59/144,501.06 = 144,501.06/x
3. Step 3: Cross multiply
   65,842.59x = 144,501.06 × 144,501.06
4. Step 4: Simplify right side
   65,842.59x = 20,880,557,063.63
5. Step 5: Solve for x
   x = 20,880,557,063.63/65,842.59
6. Step 6: Final answer
   x = 317,128.41