Finding the Third Proportional to 65,440 and 100,650

Step by Step Solution

1. Step 1: Write the proportion equation
   65,440 : 100,650 = 100,650 : x
2. Step 2: Convert to fraction form
   65,440/100,650 = 100,650/x
3. Step 3: Cross multiply
   65,440x = 100,650 × 100,650
4. Step 4: Simplify right side
   65,440x = 10,130,422,500
5. Step 5: Solve for x
   x = 10,130,422,500/65,440
6. Step 6: Final answer
   x = 154,804.74