Finding the Third Proportional to 1,443,276 and 2,285,226

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,276 : 2,285,226 = 2,285,226 : x
2. Step 2: Convert to fraction form
   1,443,276/2,285,226 = 2,285,226/x
3. Step 3: Cross multiply
   1,443,276x = 2,285,226 × 2,285,226
4. Step 4: Simplify right side
   1,443,276x = 5,222,257,871,076
5. Step 5: Solve for x
   x = 5,222,257,871,076/1,443,276
6. Step 6: Final answer
   x = 3,618,336.25