Finding the Third Proportional to 236,466 and 518,919.75

Step by Step Solution

1. Step 1: Write the proportion equation
   236,466 : 518,919.75 = 518,919.75 : x
2. Step 2: Convert to fraction form
   236,466/518,919.75 = 518,919.75/x
3. Step 3: Cross multiply
   236,466x = 518,919.75 × 518,919.75
4. Step 4: Simplify right side
   236,466x = 269,277,706,940.06
5. Step 5: Solve for x
   x = 269,277,706,940.06/236,466
6. Step 6: Final answer
   x = 1,138,758.67