Finding the Third Proportional to 2,141,378 and 3,230,211

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,378 : 3,230,211 = 3,230,211 : x
2. Step 2: Convert to fraction form
   2,141,378/3,230,211 = 3,230,211/x
3. Step 3: Cross multiply
   2,141,378x = 3,230,211 × 3,230,211
4. Step 4: Simplify right side
   2,141,378x = 10,434,263,104,521
5. Step 5: Solve for x
   x = 10,434,263,104,521/2,141,378
6. Step 6: Final answer
   x = 4,872,686.23