Finding the Third Proportional to 35,920 and 77,132

Step by Step Solution

1. Step 1: Write the proportion equation
   35,920 : 77,132 = 77,132 : x
2. Step 2: Convert to fraction form
   35,920/77,132 = 77,132/x
3. Step 3: Cross multiply
   35,920x = 77,132 × 77,132
4. Step 4: Simplify right side
   35,920x = 5,949,345,424
5. Step 5: Solve for x
   x = 5,949,345,424/35,920
6. Step 6: Final answer
   x = 165,627.66