Finding the Third Proportional to 65,706 and 100,530

Step by Step Solution

1. Step 1: Write the proportion equation
   65,706 : 100,530 = 100,530 : x
2. Step 2: Convert to fraction form
   65,706/100,530 = 100,530/x
3. Step 3: Cross multiply
   65,706x = 100,530 × 100,530
4. Step 4: Simplify right side
   65,706x = 10,106,280,900
5. Step 5: Solve for x
   x = 10,106,280,900/65,706
6. Step 6: Final answer
   x = 153,810.62