Finding the Third Proportional to 2,068,853 and 3,210,902

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,853 : 3,210,902 = 3,210,902 : x
2. Step 2: Convert to fraction form
   2,068,853/3,210,902 = 3,210,902/x
3. Step 3: Cross multiply
   2,068,853x = 3,210,902 × 3,210,902
4. Step 4: Simplify right side
   2,068,853x = 10,309,891,653,604
5. Step 5: Solve for x
   x = 10,309,891,653,604/2,068,853
6. Step 6: Final answer
   x = 4,983,385.31