Finding the Third Proportional to 494,424 and 742,952.25

Step by Step Solution

1. Step 1: Write the proportion equation
   494,424 : 742,952.25 = 742,952.25 : x
2. Step 2: Convert to fraction form
   494,424/742,952.25 = 742,952.25/x
3. Step 3: Cross multiply
   494,424x = 742,952.25 × 742,952.25
4. Step 4: Simplify right side
   494,424x = 551,978,045,780.06
5. Step 5: Solve for x
   x = 551,978,045,780.06/494,424
6. Step 6: Final answer
   x = 1,116,406.25