Finding the Third Proportional to 65,515.50 and 100,710

Step by Step Solution

1. Step 1: Write the proportion equation
   65,515.50 : 100,710 = 100,710 : x
2. Step 2: Convert to fraction form
   65,515.50/100,710 = 100,710/x
3. Step 3: Cross multiply
   65,515.50x = 100,710 × 100,710
4. Step 4: Simplify right side
   65,515.50x = 10,142,504,100
5. Step 5: Solve for x
   x = 10,142,504,100/65,515.50
6. Step 6: Final answer
   x = 154,810.76