Finding the Third Proportional to 3,656,628 and 7,875,180

Step by Step Solution

1. Step 1: Write the proportion equation
   3,656,628 : 7,875,180 = 7,875,180 : x
2. Step 2: Convert to fraction form
   3,656,628/7,875,180 = 7,875,180/x
3. Step 3: Cross multiply
   3,656,628x = 7,875,180 × 7,875,180
4. Step 4: Simplify right side
   3,656,628x = 62,018,460,032,400
5. Step 5: Solve for x
   x = 62,018,460,032,400/3,656,628
6. Step 6: Final answer
   x = 16,960,560.39