Finding the Third Proportional to 34,218 and 50,142

Step by Step Solution

1. Step 1: Write the proportion equation
   34,218 : 50,142 = 50,142 : x
2. Step 2: Convert to fraction form
   34,218/50,142 = 50,142/x
3. Step 3: Cross multiply
   34,218x = 50,142 × 50,142
4. Step 4: Simplify right side
   34,218x = 2,514,220,164
5. Step 5: Solve for x
   x = 2,514,220,164/34,218
6. Step 6: Final answer
   x = 73,476.54