Finding the Third Proportional to 3,288,542 and 7,174,674

Step by Step Solution

1. Step 1: Write the proportion equation
   3,288,542 : 7,174,674 = 7,174,674 : x
2. Step 2: Convert to fraction form
   3,288,542/7,174,674 = 7,174,674/x
3. Step 3: Cross multiply
   3,288,542x = 7,174,674 × 7,174,674
4. Step 4: Simplify right side
   3,288,542x = 51,475,947,006,276
5. Step 5: Solve for x
   x = 51,475,947,006,276/3,288,542
6. Step 6: Final answer
   x = 15,653,121.35