Finding the Third Proportional to 3,528,540 and 7,654,536

Step by Step Solution

1. Step 1: Write the proportion equation
   3,528,540 : 7,654,536 = 7,654,536 : x
2. Step 2: Convert to fraction form
   3,528,540/7,654,536 = 7,654,536/x
3. Step 3: Cross multiply
   3,528,540x = 7,654,536 × 7,654,536
4. Step 4: Simplify right side
   3,528,540x = 58,591,921,375,296
5. Step 5: Solve for x
   x = 58,591,921,375,296/3,528,540
6. Step 6: Final answer
   x = 16,605,145.86