Finding the Third Proportional to 301,539 and 443,308.50

Step by Step Solution

1. Step 1: Write the proportion equation
   301,539 : 443,308.50 = 443,308.50 : x
2. Step 2: Convert to fraction form
   301,539/443,308.50 = 443,308.50/x
3. Step 3: Cross multiply
   301,539x = 443,308.50 × 443,308.50
4. Step 4: Simplify right side
   301,539x = 196,522,426,172.25
5. Step 5: Solve for x
   x = 196,522,426,172.25/301,539
6. Step 6: Final answer
   x = 651,731.37