Finding the Third Proportional to 1,992,600 and 4,323,888

Step by Step Solution

1. Step 1: Write the proportion equation
   1,992,600 : 4,323,888 = 4,323,888 : x
2. Step 2: Convert to fraction form
   1,992,600/4,323,888 = 4,323,888/x
3. Step 3: Cross multiply
   1,992,600x = 4,323,888 × 4,323,888
4. Step 4: Simplify right side
   1,992,600x = 18,696,007,436,544
5. Step 5: Solve for x
   x = 18,696,007,436,544/1,992,600
6. Step 6: Final answer
   x = 9,382,719.78