Finding the Third Proportional to 3,656,656 and 7,875,240

Step by Step Solution

1. Step 1: Write the proportion equation
   3,656,656 : 7,875,240 = 7,875,240 : x
2. Step 2: Convert to fraction form
   3,656,656/7,875,240 = 7,875,240/x
3. Step 3: Cross multiply
   3,656,656x = 7,875,240 × 7,875,240
4. Step 4: Simplify right side
   3,656,656x = 62,019,405,057,600
5. Step 5: Solve for x
   x = 62,019,405,057,600/3,656,656
6. Step 6: Final answer
   x = 16,960,688.96