Finding the Third Proportional to 3,504,346 and 5,123,477

Step by Step Solution

1. Step 1: Write the proportion equation
   3,504,346 : 5,123,477 = 5,123,477 : x
2. Step 2: Convert to fraction form
   3,504,346/5,123,477 = 5,123,477/x
3. Step 3: Cross multiply
   3,504,346x = 5,123,477 × 5,123,477
4. Step 4: Simplify right side
   3,504,346x = 26,250,016,569,529
5. Step 5: Solve for x
   x = 26,250,016,569,529/3,504,346
6. Step 6: Final answer
   x = 7,490,703.42