Finding the Third Proportional to 443,372 and 918,274

Step by Step Solution

1. Step 1: Write the proportion equation
   443,372 : 918,274 = 918,274 : x
2. Step 2: Convert to fraction form
   443,372/918,274 = 918,274/x
3. Step 3: Cross multiply
   443,372x = 918,274 × 918,274
4. Step 4: Simplify right side
   443,372x = 843,227,139,076
5. Step 5: Solve for x
   x = 843,227,139,076/443,372
6. Step 6: Final answer
   x = 1,901,850.23