Finding the Third Proportional to 443,880 and 695,569.50

Step by Step Solution

1. Step 1: Write the proportion equation
   443,880 : 695,569.50 = 695,569.50 : x
2. Step 2: Convert to fraction form
   443,880/695,569.50 = 695,569.50/x
3. Step 3: Cross multiply
   443,880x = 695,569.50 × 695,569.50
4. Step 4: Simplify right side
   443,880x = 483,816,929,330.25
5. Step 5: Solve for x
   x = 483,816,929,330.25/443,880
6. Step 6: Final answer
   x = 1,089,972.36