Finding the Third Proportional to 296,340 and 699,244.50

Step by Step Solution

1. Step 1: Write the proportion equation
   296,340 : 699,244.50 = 699,244.50 : x
2. Step 2: Convert to fraction form
   296,340/699,244.50 = 699,244.50/x
3. Step 3: Cross multiply
   296,340x = 699,244.50 × 699,244.50
4. Step 4: Simplify right side
   296,340x = 488,942,870,780.25
5. Step 5: Solve for x
   x = 488,942,870,780.25/296,340
6. Step 6: Final answer
   x = 1,649,938.82