Finding the Third Proportional to 499,932 and 805,054.50

Step by Step Solution

1. Step 1: Write the proportion equation
   499,932 : 805,054.50 = 805,054.50 : x
2. Step 2: Convert to fraction form
   499,932/805,054.50 = 805,054.50/x
3. Step 3: Cross multiply
   499,932x = 805,054.50 × 805,054.50
4. Step 4: Simplify right side
   499,932x = 648,112,747,970.25
5. Step 5: Solve for x
   x = 648,112,747,970.25/499,932
6. Step 6: Final answer
   x = 1,296,401.81