Finding the Third Proportional to 236,477.50 and 518,945

Step by Step Solution

1. Step 1: Write the proportion equation
   236,477.50 : 518,945 = 518,945 : x
2. Step 2: Convert to fraction form
   236,477.50/518,945 = 518,945/x
3. Step 3: Cross multiply
   236,477.50x = 518,945 × 518,945
4. Step 4: Simplify right side
   236,477.50x = 269,303,913,025
5. Step 5: Solve for x
   x = 269,303,913,025/236,477.50
6. Step 6: Final answer
   x = 1,138,814.11