Finding the Third Proportional to 3,693,207 and 5,673,218

Step by Step Solution

1. Step 1: Write the proportion equation
   3,693,207 : 5,673,218 = 5,673,218 : x
2. Step 2: Convert to fraction form
   3,693,207/5,673,218 = 5,673,218/x
3. Step 3: Cross multiply
   3,693,207x = 5,673,218 × 5,673,218
4. Step 4: Simplify right side
   3,693,207x = 32,185,402,475,524
5. Step 5: Solve for x
   x = 32,185,402,475,524/3,693,207
6. Step 6: Final answer
   x = 8,714,757.25