Finding the Third Proportional to 179,240 and 275,126.50

Step by Step Solution

1. Step 1: Write the proportion equation
   179,240 : 275,126.50 = 275,126.50 : x
2. Step 2: Convert to fraction form
   179,240/275,126.50 = 275,126.50/x
3. Step 3: Cross multiply
   179,240x = 275,126.50 × 275,126.50
4. Step 4: Simplify right side
   179,240x = 75,694,591,002.25
5. Step 5: Solve for x
   x = 75,694,591,002.25/179,240
6. Step 6: Final answer
   x = 422,308.59