Finding the Third Proportional to 3,644,490 and 7,975,356

Step by Step Solution

1. Step 1: Write the proportion equation
   3,644,490 : 7,975,356 = 7,975,356 : x
2. Step 2: Convert to fraction form
   3,644,490/7,975,356 = 7,975,356/x
3. Step 3: Cross multiply
   3,644,490x = 7,975,356 × 7,975,356
4. Step 4: Simplify right side
   3,644,490x = 63,606,303,326,736
5. Step 5: Solve for x
   x = 63,606,303,326,736/3,644,490
6. Step 6: Final answer
   x = 17,452,730.92