Finding the Third Proportional to 301,710 and 447,340.50

Step by Step Solution

1. Step 1: Write the proportion equation
   301,710 : 447,340.50 = 447,340.50 : x
2. Step 2: Convert to fraction form
   301,710/447,340.50 = 447,340.50/x
3. Step 3: Cross multiply
   301,710x = 447,340.50 × 447,340.50
4. Step 4: Simplify right side
   301,710x = 200,113,522,940.25
5. Step 5: Solve for x
   x = 200,113,522,940.25/301,710
6. Step 6: Final answer
   x = 663,264.47