Finding the Third Proportional to 206,167.50 and 437,607

Step by Step Solution

1. Step 1: Write the proportion equation
   206,167.50 : 437,607 = 437,607 : x
2. Step 2: Convert to fraction form
   206,167.50/437,607 = 437,607/x
3. Step 3: Cross multiply
   206,167.50x = 437,607 × 437,607
4. Step 4: Simplify right side
   206,167.50x = 191,499,886,449
5. Step 5: Solve for x
   x = 191,499,886,449/206,167.50
6. Step 6: Final answer
   x = 928,855.84