Finding the Third Proportional to 296,426 and 443,827.75

Step by Step Solution

1. Step 1: Write the proportion equation
   296,426 : 443,827.75 = 443,827.75 : x
2. Step 2: Convert to fraction form
   296,426/443,827.75 = 443,827.75/x
3. Step 3: Cross multiply
   296,426x = 443,827.75 × 443,827.75
4. Step 4: Simplify right side
   296,426x = 196,983,071,670.06
5. Step 5: Solve for x
   x = 196,983,071,670.06/296,426
6. Step 6: Final answer
   x = 664,526.97