Finding the Third Proportional to 296,779.50 and 699,882

Step by Step Solution

1. Step 1: Write the proportion equation
   296,779.50 : 699,882 = 699,882 : x
2. Step 2: Convert to fraction form
   296,779.50/699,882 = 699,882/x
3. Step 3: Cross multiply
   296,779.50x = 699,882 × 699,882
4. Step 4: Simplify right side
   296,779.50x = 489,834,813,924
5. Step 5: Solve for x
   x = 489,834,813,924/296,779.50
6. Step 6: Final answer
   x = 1,650,500.84