Finding the Third Proportional to 1,619,918 and 3,480,233

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,918 : 3,480,233 = 3,480,233 : x
2. Step 2: Convert to fraction form
   1,619,918/3,480,233 = 3,480,233/x
3. Step 3: Cross multiply
   1,619,918x = 3,480,233 × 3,480,233
4. Step 4: Simplify right side
   1,619,918x = 12,112,021,734,289
5. Step 5: Solve for x
   x = 12,112,021,734,289/1,619,918
6. Step 6: Final answer
   x = 7,476,935.09