Finding the Third Proportional to 67,830 and 141,708

Step by Step Solution

1. Step 1: Write the proportion equation
   67,830 : 141,708 = 141,708 : x
2. Step 2: Convert to fraction form
   67,830/141,708 = 141,708/x
3. Step 3: Cross multiply
   67,830x = 141,708 × 141,708
4. Step 4: Simplify right side
   67,830x = 20,081,157,264
5. Step 5: Solve for x
   x = 20,081,157,264/67,830
6. Step 6: Final answer
   x = 296,051.26