Finding the Third Proportional to 300,927 and 457,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   300,927 : 457,300.50 = 457,300.50 : x
2. Step 2: Convert to fraction form
   300,927/457,300.50 = 457,300.50/x
3. Step 3: Cross multiply
   300,927x = 457,300.50 × 457,300.50
4. Step 4: Simplify right side
   300,927x = 209,123,747,300.25
5. Step 5: Solve for x
   x = 209,123,747,300.25/300,927
6. Step 6: Final answer
   x = 694,931.82