Finding the Third Proportional to 2,021,935 and 4,328,178

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,935 : 4,328,178 = 4,328,178 : x
2. Step 2: Convert to fraction form
   2,021,935/4,328,178 = 4,328,178/x
3. Step 3: Cross multiply
   2,021,935x = 4,328,178 × 4,328,178
4. Step 4: Simplify right side
   2,021,935x = 18,733,124,799,684
5. Step 5: Solve for x
   x = 18,733,124,799,684/2,021,935
6. Step 6: Final answer
   x = 9,264,949.07