Finding the Third Proportional to 3,437,868 and 7,285,536

Step by Step Solution

1. Step 1: Write the proportion equation
   3,437,868 : 7,285,536 = 7,285,536 : x
2. Step 2: Convert to fraction form
   3,437,868/7,285,536 = 7,285,536/x
3. Step 3: Cross multiply
   3,437,868x = 7,285,536 × 7,285,536
4. Step 4: Simplify right side
   3,437,868x = 53,079,034,807,296
5. Step 5: Solve for x
   x = 53,079,034,807,296/3,437,868
6. Step 6: Final answer
   x = 15,439,520.89