Finding the Third Proportional to 301,156.50 and 443,407.50

Step by Step Solution

1. Step 1: Write the proportion equation
   301,156.50 : 443,407.50 = 443,407.50 : x
2. Step 2: Convert to fraction form
   301,156.50/443,407.50 = 443,407.50/x
3. Step 3: Cross multiply
   301,156.50x = 443,407.50 × 443,407.50
4. Step 4: Simplify right side
   301,156.50x = 196,610,211,056.25
5. Step 5: Solve for x
   x = 196,610,211,056.25/301,156.50
6. Step 6: Final answer
   x = 652,850.63