Finding the Third Proportional to 296,986.50 and 650,971.69

Step by Step Solution

1. Step 1: Write the proportion equation
   296,986.50 : 650,971.69 = 650,971.69 : x
2. Step 2: Convert to fraction form
   296,986.50/650,971.69 = 650,971.69/x
3. Step 3: Cross multiply
   296,986.50x = 650,971.69 × 650,971.69
4. Step 4: Simplify right side
   296,986.50x = 423,764,137,926.60
5. Step 5: Solve for x
   x = 423,764,137,926.60/296,986.50
6. Step 6: Final answer
   x = 1,426,880.14