Finding the Third Proportional to 1,890,672 and 4,148,697

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,672 : 4,148,697 = 4,148,697 : x
2. Step 2: Convert to fraction form
   1,890,672/4,148,697 = 4,148,697/x
3. Step 3: Cross multiply
   1,890,672x = 4,148,697 × 4,148,697
4. Step 4: Simplify right side
   1,890,672x = 17,211,686,797,809
5. Step 5: Solve for x
   x = 17,211,686,797,809/1,890,672
6. Step 6: Final answer
   x = 9,103,475.80