Finding the Third Proportional to 815,952 and 1,777,056

Step by Step Solution

1. Step 1: Write the proportion equation
   815,952 : 1,777,056 = 1,777,056 : x
2. Step 2: Convert to fraction form
   815,952/1,777,056 = 1,777,056/x
3. Step 3: Cross multiply
   815,952x = 1,777,056 × 1,777,056
4. Step 4: Simplify right side
   815,952x = 3,157,928,027,136
5. Step 5: Solve for x
   x = 3,157,928,027,136/815,952
6. Step 6: Final answer
   x = 3,870,237.50