Finding the Third Proportional to 3,656,703 and 7,875,343

Step by Step Solution

1. Step 1: Write the proportion equation
   3,656,703 : 7,875,343 = 7,875,343 : x
2. Step 2: Convert to fraction form
   3,656,703/7,875,343 = 7,875,343/x
3. Step 3: Cross multiply
   3,656,703x = 7,875,343 × 7,875,343
4. Step 4: Simplify right side
   3,656,703x = 62,021,027,367,649
5. Step 5: Solve for x
   x = 62,021,027,367,649/3,656,703
6. Step 6: Final answer
   x = 16,960,914.62