Finding the Third Proportional to 636,300.56 and 1,372,246.31

Step by Step Solution

1. Step 1: Write the proportion equation
   636,300.56 : 1,372,246.31 = 1,372,246.31 : x
2. Step 2: Convert to fraction form
   636,300.56/1,372,246.31 = 1,372,246.31/x
3. Step 3: Cross multiply
   636,300.56x = 1,372,246.31 × 1,372,246.31
4. Step 4: Simplify right side
   636,300.56x = 1,883,059,942,169.85
5. Step 5: Solve for x
   x = 1,883,059,942,169.85/636,300.56
6. Step 6: Final answer
   x = 2,959,387.52