Finding the Third Proportional to 1,619,908 and 3,480,211

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,908 : 3,480,211 = 3,480,211 : x
2. Step 2: Convert to fraction form
   1,619,908/3,480,211 = 3,480,211/x
3. Step 3: Cross multiply
   1,619,908x = 3,480,211 × 3,480,211
4. Step 4: Simplify right side
   1,619,908x = 12,111,868,604,521
5. Step 5: Solve for x
   x = 12,111,868,604,521/1,619,908
6. Step 6: Final answer
   x = 7,476,886.71