Finding the Third Proportional to 1,778,207 and 3,893,698

Step by Step Solution

1. Step 1: Write the proportion equation
   1,778,207 : 3,893,698 = 3,893,698 : x
2. Step 2: Convert to fraction form
   1,778,207/3,893,698 = 3,893,698/x
3. Step 3: Cross multiply
   1,778,207x = 3,893,698 × 3,893,698
4. Step 4: Simplify right side
   1,778,207x = 15,160,884,115,204
5. Step 5: Solve for x
   x = 15,160,884,115,204/1,778,207
6. Step 6: Final answer
   x = 8,525,938.83