Finding the Third Proportional to 300,793 and 668,833.50

Step by Step Solution

1. Step 1: Write the proportion equation
   300,793 : 668,833.50 = 668,833.50 : x
2. Step 2: Convert to fraction form
   300,793/668,833.50 = 668,833.50/x
3. Step 3: Cross multiply
   300,793x = 668,833.50 × 668,833.50
4. Step 4: Simplify right side
   300,793x = 447,338,250,722.25
5. Step 5: Solve for x
   x = 447,338,250,722.25/300,793
6. Step 6: Final answer
   x = 1,487,196.35