Finding the Third Proportional to 206,307 and 437,460.75

Step by Step Solution

1. Step 1: Write the proportion equation
   206,307 : 437,460.75 = 437,460.75 : x
2. Step 2: Convert to fraction form
   206,307/437,460.75 = 437,460.75/x
3. Step 3: Cross multiply
   206,307x = 437,460.75 × 437,460.75
4. Step 4: Simplify right side
   206,307x = 191,371,907,790.56
5. Step 5: Solve for x
   x = 191,371,907,790.56/206,307
6. Step 6: Final answer
   x = 927,607.44