Finding the Third Proportional to 225,282 and 314,959.50

Step by Step Solution

1. Step 1: Write the proportion equation
   225,282 : 314,959.50 = 314,959.50 : x
2. Step 2: Convert to fraction form
   225,282/314,959.50 = 314,959.50/x
3. Step 3: Cross multiply
   225,282x = 314,959.50 × 314,959.50
4. Step 4: Simplify right side
   225,282x = 99,199,486,640.25
5. Step 5: Solve for x
   x = 99,199,486,640.25/225,282
6. Step 6: Final answer
   x = 440,334.72