Finding the Third Proportional to 2,021,924 and 4,328,155

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,924 : 4,328,155 = 4,328,155 : x
2. Step 2: Convert to fraction form
   2,021,924/4,328,155 = 4,328,155/x
3. Step 3: Cross multiply
   2,021,924x = 4,328,155 × 4,328,155
4. Step 4: Simplify right side
   2,021,924x = 18,732,925,704,025
5. Step 5: Solve for x
   x = 18,732,925,704,025/2,021,924
6. Step 6: Final answer
   x = 9,264,901.01