Finding the Third Proportional to 65,648 and 99,248

Step by Step Solution

1. Step 1: Write the proportion equation
   65,648 : 99,248 = 99,248 : x
2. Step 2: Convert to fraction form
   65,648/99,248 = 99,248/x
3. Step 3: Cross multiply
   65,648x = 99,248 × 99,248
4. Step 4: Simplify right side
   65,648x = 9,850,165,504
5. Step 5: Solve for x
   x = 9,850,165,504/65,648
6. Step 6: Final answer
   x = 150,045.17