Finding the Third Proportional to 295,442 and 443,054.50

Step by Step Solution

1. Step 1: Write the proportion equation
   295,442 : 443,054.50 = 443,054.50 : x
2. Step 2: Convert to fraction form
   295,442/443,054.50 = 443,054.50/x
3. Step 3: Cross multiply
   295,442x = 443,054.50 × 443,054.50
4. Step 4: Simplify right side
   295,442x = 196,297,289,970.25
5. Step 5: Solve for x
   x = 196,297,289,970.25/295,442
6. Step 6: Final answer
   x = 664,419.04