Finding the Third Proportional to 300,877.50 and 660,801

Step by Step Solution

1. Step 1: Write the proportion equation
   300,877.50 : 660,801 = 660,801 : x
2. Step 2: Convert to fraction form
   300,877.50/660,801 = 660,801/x
3. Step 3: Cross multiply
   300,877.50x = 660,801 × 660,801
4. Step 4: Simplify right side
   300,877.50x = 436,657,961,601
5. Step 5: Solve for x
   x = 436,657,961,601/300,877.50
6. Step 6: Final answer
   x = 1,451,281.54