Finding the Third Proportional to 203,118.50 and 440,136

Step by Step Solution

1. Step 1: Write the proportion equation
   203,118.50 : 440,136 = 440,136 : x
2. Step 2: Convert to fraction form
   203,118.50/440,136 = 440,136/x
3. Step 3: Cross multiply
   203,118.50x = 440,136 × 440,136
4. Step 4: Simplify right side
   203,118.50x = 193,719,698,496
5. Step 5: Solve for x
   x = 193,719,698,496/203,118.50
6. Step 6: Final answer
   x = 953,727.50