Finding the Third Proportional to 1,890,256 and 4,147,956

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,256 : 4,147,956 = 4,147,956 : x
2. Step 2: Convert to fraction form
   1,890,256/4,147,956 = 4,147,956/x
3. Step 3: Cross multiply
   1,890,256x = 4,147,956 × 4,147,956
4. Step 4: Simplify right side
   1,890,256x = 17,205,538,977,936
5. Step 5: Solve for x
   x = 17,205,538,977,936/1,890,256
6. Step 6: Final answer
   x = 9,102,226.88