Finding the Third Proportional to 199,467 and 299,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   199,467 : 299,200.50 = 299,200.50 : x
2. Step 2: Convert to fraction form
   199,467/299,200.50 = 299,200.50/x
3. Step 3: Cross multiply
   199,467x = 299,200.50 × 299,200.50
4. Step 4: Simplify right side
   199,467x = 89,520,939,200.25
5. Step 5: Solve for x
   x = 89,520,939,200.25/199,467
6. Step 6: Final answer
   x = 448,800.75