Finding the Third Proportional to 485,943 and 719,350.50

Step by Step Solution

1. Step 1: Write the proportion equation
   485,943 : 719,350.50 = 719,350.50 : x
2. Step 2: Convert to fraction form
   485,943/719,350.50 = 719,350.50/x
3. Step 3: Cross multiply
   485,943x = 719,350.50 × 719,350.50
4. Step 4: Simplify right side
   485,943x = 517,465,141,850.25
5. Step 5: Solve for x
   x = 517,465,141,850.25/485,943
6. Step 6: Final answer
   x = 1,064,867.98