Finding the Third Proportional to 4,082,898 and 8,912,892

Step by Step Solution

1. Step 1: Write the proportion equation
   4,082,898 : 8,912,892 = 8,912,892 : x
2. Step 2: Convert to fraction form
   4,082,898/8,912,892 = 8,912,892/x
3. Step 3: Cross multiply
   4,082,898x = 8,912,892 × 8,912,892
4. Step 4: Simplify right side
   4,082,898x = 79,439,643,803,664
5. Step 5: Solve for x
   x = 79,439,643,803,664/4,082,898
6. Step 6: Final answer
   x = 19,456,680.97