Finding the Third Proportional to 65,920 and 98,864

Step by Step Solution

1. Step 1: Write the proportion equation
   65,920 : 98,864 = 98,864 : x
2. Step 2: Convert to fraction form
   65,920/98,864 = 98,864/x
3. Step 3: Cross multiply
   65,920x = 98,864 × 98,864
4. Step 4: Simplify right side
   65,920x = 9,774,090,496
5. Step 5: Solve for x
   x = 9,774,090,496/65,920
6. Step 6: Final answer
   x = 148,272.00