Finding the Third Proportional to 636,327 and 890,095.50

Step by Step Solution

1. Step 1: Write the proportion equation
   636,327 : 890,095.50 = 890,095.50 : x
2. Step 2: Convert to fraction form
   636,327/890,095.50 = 890,095.50/x
3. Step 3: Cross multiply
   636,327x = 890,095.50 × 890,095.50
4. Step 4: Simplify right side
   636,327x = 792,269,999,120.25
5. Step 5: Solve for x
   x = 792,269,999,120.25/636,327
6. Step 6: Final answer
   x = 1,245,067.39