Finding the Third Proportional to 65,435 and 100,719

Step by Step Solution

1. Step 1: Write the proportion equation
   65,435 : 100,719 = 100,719 : x
2. Step 2: Convert to fraction form
   65,435/100,719 = 100,719/x
3. Step 3: Cross multiply
   65,435x = 100,719 × 100,719
4. Step 4: Simplify right side
   65,435x = 10,144,316,961
5. Step 5: Solve for x
   x = 10,144,316,961/65,435
6. Step 6: Final answer
   x = 155,028.91