Finding the Third Proportional to 64,959 and 141,674

Step by Step Solution

1. Step 1: Write the proportion equation
   64,959 : 141,674 = 141,674 : x
2. Step 2: Convert to fraction form
   64,959/141,674 = 141,674/x
3. Step 3: Cross multiply
   64,959x = 141,674 × 141,674
4. Step 4: Simplify right side
   64,959x = 20,071,522,276
5. Step 5: Solve for x
   x = 20,071,522,276/64,959
6. Step 6: Final answer
   x = 308,987.55