Finding the Third Proportional to 71,928 and 158,132

Step by Step Solution

1. Step 1: Write the proportion equation
   71,928 : 158,132 = 158,132 : x
2. Step 2: Convert to fraction form
   71,928/158,132 = 158,132/x
3. Step 3: Cross multiply
   71,928x = 158,132 × 158,132
4. Step 4: Simplify right side
   71,928x = 25,005,729,424
5. Step 5: Solve for x
   x = 25,005,729,424/71,928
6. Step 6: Final answer
   x = 347,649.45