Finding the Third Proportional to 2,028,099 and 4,390,853

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028,099 : 4,390,853 = 4,390,853 : x
2. Step 2: Convert to fraction form
   2,028,099/4,390,853 = 4,390,853/x
3. Step 3: Cross multiply
   2,028,099x = 4,390,853 × 4,390,853
4. Step 4: Simplify right side
   2,028,099x = 19,279,590,067,609
5. Step 5: Solve for x
   x = 19,279,590,067,609/2,028,099
6. Step 6: Final answer
   x = 9,506,237.15