Finding the Third Proportional to 2,308,470 and 5,011,215

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308,470 : 5,011,215 = 5,011,215 : x
2. Step 2: Convert to fraction form
   2,308,470/5,011,215 = 5,011,215/x
3. Step 3: Cross multiply
   2,308,470x = 5,011,215 × 5,011,215
4. Step 4: Simplify right side
   2,308,470x = 25,112,275,776,225
5. Step 5: Solve for x
   x = 25,112,275,776,225/2,308,470
6. Step 6: Final answer
   x = 10,878,320.18