Finding the Third Proportional to 210,775.50 and 443,578.50

Step by Step Solution

1. Step 1: Write the proportion equation
   210,775.50 : 443,578.50 = 443,578.50 : x
2. Step 2: Convert to fraction form
   210,775.50/443,578.50 = 443,578.50/x
3. Step 3: Cross multiply
   210,775.50x = 443,578.50 × 443,578.50
4. Step 4: Simplify right side
   210,775.50x = 196,761,885,662.25
5. Step 5: Solve for x
   x = 196,761,885,662.25/210,775.50
6. Step 6: Final answer
   x = 933,514.03