Finding the Third Proportional to 3,133,460 and 4,227,780

Step by Step Solution

1. Step 1: Write the proportion equation
   3,133,460 : 4,227,780 = 4,227,780 : x
2. Step 2: Convert to fraction form
   3,133,460/4,227,780 = 4,227,780/x
3. Step 3: Cross multiply
   3,133,460x = 4,227,780 × 4,227,780
4. Step 4: Simplify right side
   3,133,460x = 17,874,123,728,400
5. Step 5: Solve for x
   x = 17,874,123,728,400/3,133,460
6. Step 6: Final answer
   x = 5,704,276.97