Finding the Third Proportional to 206,955 and 457,528.50

Step by Step Solution

1. Step 1: Write the proportion equation
   206,955 : 457,528.50 = 457,528.50 : x
2. Step 2: Convert to fraction form
   206,955/457,528.50 = 457,528.50/x
3. Step 3: Cross multiply
   206,955x = 457,528.50 × 457,528.50
4. Step 4: Simplify right side
   206,955x = 209,332,328,312.25
5. Step 5: Solve for x
   x = 209,332,328,312.25/206,955
6. Step 6: Final answer
   x = 1,011,487.18