Finding the Third Proportional to 719,687,500.50 and 1,105,720,303

Step by Step Solution

1. Step 1: Write the proportion equation
   719,687,500.50 : 1,105,720,303 = 1,105,720,303 : x
2. Step 2: Convert to fraction form
   719,687,500.50/1,105,720,303 = 1,105,720,303/x
3. Step 3: Cross multiply
   719,687,500.50x = 1,105,720,303 × 1,105,720,303
4. Step 4: Simplify right side
   719,687,500.50x = 1,222,617,388,466,411,776
5. Step 5: Solve for x
   x = 1,222,617,388,466,411,776/719,687,500.50
6. Step 6: Final answer
   x = 1,698,817,038.81