Finding the Third Proportional to 65,456 and 98,920

Step by Step Solution

1. Step 1: Write the proportion equation
   65,456 : 98,920 = 98,920 : x
2. Step 2: Convert to fraction form
   65,456/98,920 = 98,920/x
3. Step 3: Cross multiply
   65,456x = 98,920 × 98,920
4. Step 4: Simplify right side
   65,456x = 9,785,166,400
5. Step 5: Solve for x
   x = 9,785,166,400/65,456
6. Step 6: Final answer
   x = 149,492.28