Finding the Third Proportional to 360,450 and 767,488.50

Step by Step Solution

1. Step 1: Write the proportion equation
   360,450 : 767,488.50 = 767,488.50 : x
2. Step 2: Convert to fraction form
   360,450/767,488.50 = 767,488.50/x
3. Step 3: Cross multiply
   360,450x = 767,488.50 × 767,488.50
4. Step 4: Simplify right side
   360,450x = 589,038,597,632.25
5. Step 5: Solve for x
   x = 589,038,597,632.25/360,450
6. Step 6: Final answer
   x = 1,634,175.61