Finding the Third Proportional to 1,922,445 and 4,538,109

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922,445 : 4,538,109 = 4,538,109 : x
2. Step 2: Convert to fraction form
   1,922,445/4,538,109 = 4,538,109/x
3. Step 3: Cross multiply
   1,922,445x = 4,538,109 × 4,538,109
4. Step 4: Simplify right side
   1,922,445x = 20,594,433,295,881
5. Step 5: Solve for x
   x = 20,594,433,295,881/1,922,445
6. Step 6: Final answer
   x = 10,712,625.48