Finding the Third Proportional to 486,027 and 729,031.50

Step by Step Solution

1. Step 1: Write the proportion equation
   486,027 : 729,031.50 = 729,031.50 : x
2. Step 2: Convert to fraction form
   486,027/729,031.50 = 729,031.50/x
3. Step 3: Cross multiply
   486,027x = 729,031.50 × 729,031.50
4. Step 4: Simplify right side
   486,027x = 531,486,927,992.25
5. Step 5: Solve for x
   x = 531,486,927,992.25/486,027
6. Step 6: Final answer
   x = 1,093,533.75