Finding the Third Proportional to 65,178 and 100,759.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,178 : 100,759.50 = 100,759.50 : x
2. Step 2: Convert to fraction form
   65,178/100,759.50 = 100,759.50/x
3. Step 3: Cross multiply
   65,178x = 100,759.50 × 100,759.50
4. Step 4: Simplify right side
   65,178x = 10,152,476,840.25
5. Step 5: Solve for x
   x = 10,152,476,840.25/65,178
6. Step 6: Final answer
   x = 155,765.39