Finding the Third Proportional to 1,890,258 and 4,147,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,258 : 4,147,960 = 4,147,960 : x
2. Step 2: Convert to fraction form
   1,890,258/4,147,960 = 4,147,960/x
3. Step 3: Cross multiply
   1,890,258x = 4,147,960 × 4,147,960
4. Step 4: Simplify right side
   1,890,258x = 17,205,572,161,600
5. Step 5: Solve for x
   x = 17,205,572,161,600/1,890,258
6. Step 6: Final answer
   x = 9,102,234.81