Finding the Third Proportional to 213,093 and 459,393.75

Step by Step Solution

1. Step 1: Write the proportion equation
   213,093 : 459,393.75 = 459,393.75 : x
2. Step 2: Convert to fraction form
   213,093/459,393.75 = 459,393.75/x
3. Step 3: Cross multiply
   213,093x = 459,393.75 × 459,393.75
4. Step 4: Simplify right side
   213,093x = 211,042,617,539.06
5. Step 5: Solve for x
   x = 211,042,617,539.06/213,093
6. Step 6: Final answer
   x = 990,377.99