Finding the Third Proportional to 71,932 and 158,140

Step by Step Solution

1. Step 1: Write the proportion equation
   71,932 : 158,140 = 158,140 : x
2. Step 2: Convert to fraction form
   71,932/158,140 = 158,140/x
3. Step 3: Cross multiply
   71,932x = 158,140 × 158,140
4. Step 4: Simplify right side
   71,932x = 25,008,259,600
5. Step 5: Solve for x
   x = 25,008,259,600/71,932
6. Step 6: Final answer
   x = 347,665.29