Finding the Third Proportional to 442,011 and 679,796.50

Step by Step Solution

1. Step 1: Write the proportion equation
   442,011 : 679,796.50 = 679,796.50 : x
2. Step 2: Convert to fraction form
   442,011/679,796.50 = 679,796.50/x
3. Step 3: Cross multiply
   442,011x = 679,796.50 × 679,796.50
4. Step 4: Simplify right side
   442,011x = 462,123,281,412.25
5. Step 5: Solve for x
   x = 462,123,281,412.25/442,011
6. Step 6: Final answer
   x = 1,045,501.77