Finding the Third Proportional to 636,064.50 and 983,623.50

Step by Step Solution

1. Step 1: Write the proportion equation
   636,064.50 : 983,623.50 = 983,623.50 : x
2. Step 2: Convert to fraction form
   636,064.50/983,623.50 = 983,623.50/x
3. Step 3: Cross multiply
   636,064.50x = 983,623.50 × 983,623.50
4. Step 4: Simplify right side
   636,064.50x = 967,515,189,752.25
5. Step 5: Solve for x
   x = 967,515,189,752.25/636,064.50
6. Step 6: Final answer
   x = 1,521,096.04