Finding the Third Proportional to 3,553,328 and 7,815,028

Step by Step Solution

1. Step 1: Write the proportion equation
   3,553,328 : 7,815,028 = 7,815,028 : x
2. Step 2: Convert to fraction form
   3,553,328/7,815,028 = 7,815,028/x
3. Step 3: Cross multiply
   3,553,328x = 7,815,028 × 7,815,028
4. Step 4: Simplify right side
   3,553,328x = 61,074,662,640,784
5. Step 5: Solve for x
   x = 61,074,662,640,784/3,553,328
6. Step 6: Final answer
   x = 17,188,017.16