Finding the Third Proportional to 201,534 and 439,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   201,534 : 439,906.50 = 439,906.50 : x
2. Step 2: Convert to fraction form
   201,534/439,906.50 = 439,906.50/x
3. Step 3: Cross multiply
   201,534x = 439,906.50 × 439,906.50
4. Step 4: Simplify right side
   201,534x = 193,517,728,742.25
5. Step 5: Solve for x
   x = 193,517,728,742.25/201,534
6. Step 6: Final answer
   x = 960,223.73