Finding the Third Proportional to 3,494,534 and 7,507,764

Step by Step Solution

1. Step 1: Write the proportion equation
   3,494,534 : 7,507,764 = 7,507,764 : x
2. Step 2: Convert to fraction form
   3,494,534/7,507,764 = 7,507,764/x
3. Step 3: Cross multiply
   3,494,534x = 7,507,764 × 7,507,764
4. Step 4: Simplify right side
   3,494,534x = 56,366,520,279,696
5. Step 5: Solve for x
   x = 56,366,520,279,696/3,494,534
6. Step 6: Final answer
   x = 16,129,910.39