Finding the Third Proportional to 226,410 and 492,126

Step by Step Solution

1. Step 1: Write the proportion equation
   226,410 : 492,126 = 492,126 : x
2. Step 2: Convert to fraction form
   226,410/492,126 = 492,126/x
3. Step 3: Cross multiply
   226,410x = 492,126 × 492,126
4. Step 4: Simplify right side
   226,410x = 242,187,999,876
5. Step 5: Solve for x
   x = 242,187,999,876/226,410
6. Step 6: Final answer
   x = 1,069,687.73