Finding the Third Proportional to 4,889,484 and 10,620,404

Step by Step Solution

1. Step 1: Write the proportion equation
   4,889,484 : 10,620,404 = 10,620,404 : x
2. Step 2: Convert to fraction form
   4,889,484/10,620,404 = 10,620,404/x
3. Step 3: Cross multiply
   4,889,484x = 10,620,404 × 10,620,404
4. Step 4: Simplify right side
   4,889,484x = 112,792,981,123,216
5. Step 5: Solve for x
   x = 112,792,981,123,216/4,889,484
6. Step 6: Final answer
   x = 23,068,483.53