Finding the Third Proportional to 296,490 and 652,021.50

Step by Step Solution

1. Step 1: Write the proportion equation
   296,490 : 652,021.50 = 652,021.50 : x
2. Step 2: Convert to fraction form
   296,490/652,021.50 = 652,021.50/x
3. Step 3: Cross multiply
   296,490x = 652,021.50 × 652,021.50
4. Step 4: Simplify right side
   296,490x = 425,132,036,462.25
5. Step 5: Solve for x
   x = 425,132,036,462.25/296,490
6. Step 6: Final answer
   x = 1,433,883.22