Finding the Third Proportional to 67,819.50 and 141,835.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,819.50 : 141,835.50 = 141,835.50 : x
2. Step 2: Convert to fraction form
   67,819.50/141,835.50 = 141,835.50/x
3. Step 3: Cross multiply
   67,819.50x = 141,835.50 × 141,835.50
4. Step 4: Simplify right side
   67,819.50x = 20,117,309,060.25
5. Step 5: Solve for x
   x = 20,117,309,060.25/67,819.50
6. Step 6: Final answer
   x = 296,630.16