Finding the Third Proportional to 110,865 and 170,671.50

Step by Step Solution

1. Step 1: Write the proportion equation
   110,865 : 170,671.50 = 170,671.50 : x
2. Step 2: Convert to fraction form
   110,865/170,671.50 = 170,671.50/x
3. Step 3: Cross multiply
   110,865x = 170,671.50 × 170,671.50
4. Step 4: Simplify right side
   110,865x = 29,128,760,912.25
5. Step 5: Solve for x
   x = 29,128,760,912.25/110,865
6. Step 6: Final answer
   x = 262,740.82