Finding the Third Proportional to 3,645,783 and 7,852,518

Step by Step Solution

1. Step 1: Write the proportion equation
   3,645,783 : 7,852,518 = 7,852,518 : x
2. Step 2: Convert to fraction form
   3,645,783/7,852,518 = 7,852,518/x
3. Step 3: Cross multiply
   3,645,783x = 7,852,518 × 7,852,518
4. Step 4: Simplify right side
   3,645,783x = 61,662,038,940,324
5. Step 5: Solve for x
   x = 61,662,038,940,324/3,645,783
6. Step 6: Final answer
   x = 16,913,249.89