Finding the Third Proportional to 564,729 and 848,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   564,729 : 848,359.50 = 848,359.50 : x
2. Step 2: Convert to fraction form
   564,729/848,359.50 = 848,359.50/x
3. Step 3: Cross multiply
   564,729x = 848,359.50 × 848,359.50
4. Step 4: Simplify right side
   564,729x = 719,713,841,240.25
5. Step 5: Solve for x
   x = 719,713,841,240.25/564,729
6. Step 6: Final answer
   x = 1,274,441.09