Finding the Third Proportional to 412,569 and 850,828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   412,569 : 850,828.50 = 850,828.50 : x
2. Step 2: Convert to fraction form
   412,569/850,828.50 = 850,828.50/x
3. Step 3: Cross multiply
   412,569x = 850,828.50 × 850,828.50
4. Step 4: Simplify right side
   412,569x = 723,909,136,412.25
5. Step 5: Solve for x
   x = 723,909,136,412.25/412,569
6. Step 6: Final answer
   x = 1,754,637.74