Finding the Third Proportional to 1,928,909 and 4,123,552

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928,909 : 4,123,552 = 4,123,552 : x
2. Step 2: Convert to fraction form
   1,928,909/4,123,552 = 4,123,552/x
3. Step 3: Cross multiply
   1,928,909x = 4,123,552 × 4,123,552
4. Step 4: Simplify right side
   1,928,909x = 17,003,681,096,704
5. Step 5: Solve for x
   x = 17,003,681,096,704/1,928,909
6. Step 6: Final answer
   x = 8,815,180.55