Finding the Third Proportional to 67,340 and 141,646

Step by Step Solution

1. Step 1: Write the proportion equation
   67,340 : 141,646 = 141,646 : x
2. Step 2: Convert to fraction form
   67,340/141,646 = 141,646/x
3. Step 3: Cross multiply
   67,340x = 141,646 × 141,646
4. Step 4: Simplify right side
   67,340x = 20,063,589,316
5. Step 5: Solve for x
   x = 20,063,589,316/67,340
6. Step 6: Final answer
   x = 297,944.60